APA (7th ed.) Citation

Tudor Edwards. (1972). The how and why wonder book of World War II. Transworld.

Chicago Style (17th ed.) Citation

Tudor Edwards. The How and Why Wonder Book of World War II. London: Transworld, 1972.

MLA (9th ed.) Citation

Tudor Edwards. The How and Why Wonder Book of World War II. Transworld, 1972.

Warning: These citations may not always be 100% accurate.