- $5.14World War II : Roots and CausesBetter World Books
- $11.82World War I : Primary SourcesBetter World Books
- $7.72World War I by Peter BoscoBetter World Books
- $6.72World War Moo by Steve ColeBetter World Books
- $65.00World War Two Servicemen' ManualEtsy
- $7.74World War I : A Visual EncyclopediaBetter World Books
- $25.93World War I by Jason TurnerBetter World Books
- $9.16World War II : Primary SourcesBetter World Books
- $5.26World War I CompanionBetter World Books
- $5.84World War I : The Great BattlesBetter World Books
- $93.10World War II Tour: Places & History of World War II in BerlinViator
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- $9.05World War II by Mike SharpeBetter World Books
- $5.24World War I Uniforms by CopelandBetter World Books
- $10.21World War I : AlmanacBetter World Books
- $6.18World War I: the Great WarBetter World Books
- $5.14World War IBetter World Books
- $7.14World War 1 : A HistoryBetter World Books
- $4.65World War II : A Visual EncyclopediaBetter World Books
- $7.68World War I by John PerritanoBetter World Books
- $25.57World War IBetter World Books
- $3.98World War II : Primary SourcesBetter World Books
- $17.48World War II : Day by DayBetter World Books
- $5.59World War II by Alex HookBetter World Books
- $8.89World War II : A Visual EncyclopediaBetter World Books
- $7.52and upWorld War 4 by Douglas CohnBetter World Books & 1 more
- $5.63World War I by P. WilmottBetter World Books
- $9.84World War I by John PerritanoBetter World Books
- $5.14World War II : 1939-1945Better World Books
- $3.98World Wars by Rupert, Williams, Brian MatthewsBetter World Books
- $5.99World War I by David R. ShermerBetter World Books
- $40.83World War II Leaders by Russell RobertsBetter World Books
- $9.00World War 2 : Europe and the MediterraneanBetter World Books
- $31.80World War II Tour with a cryptViator
- $52.36World War II Combat Aircraft by PackagesBetter World Books
- $10.98World War I Spies by Michael GoodmanBetter World Books
- $6.21World War I by H. P. WillmottBetter World Books
- $6.10World War II by H. P. WillmottBetter World Books
- $6.38World War I by H. P. WilmontBetter World Books
- $7.29World War I by Rodney P. CarlisleBetter World Books
- $22.34World War II : A Chronology of WarBetter World Books
- $5.14and upWorld War 2 Tales by Bentley BoydBetter World Books & 1 more
- $5.35World War II by Michael J. LyonsBetter World Books
- $9.74World War II Weapons by Arnold RingstadBetter World Books
- $10.03World War II by Audrey E. KupferbergBetter World Books
- $3.98World War One Short Stories by Dover StaffBetter World Books
- $7.59World War I in Photographs by Adrian GilbertBetter World Books
- $6.26World War II in Secret by Gavin MortimerBetter World Books
- $7.07World War Blue Vol. 3 by Anastasia ShestakovaBetter World Books
- $10.02World War I by Dorling Kindersley Publishing StaffBetter World Books
- $3.98World War II : Allied Victory by Sean SheehanBetter World Books
- $7.96World War Blue Vol. 1 by Anastasia ShestakovaBetter World Books
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- $3.98World War I : Spies, Secret Missions, and Hidden Facts from World War I by Stephanie BearceBetter World Books
- $27.69World War II Spies by Michael E. GoodmanBetter World Books
- $5.39World War II in Photographs by John PimlottBetter World Books
- $5.08World War Two in Photographs by David BoyleBetter World Books
- $5.24World War One : A Narrative by Philip WarnerBetter World Books
- $3.98World War II : Biographies by Kelly King HowesBetter World Books
- $3.98World War II : The Best of American HeritageBetter World Books