APA (7th ed.) Citation

Hollingdale, R. (2011). Warsaw Pact badges. The Crowood Press.

Chicago Style (17th ed.) Citation

Hollingdale, Richard. Warsaw Pact Badges. Ramsbury: The Crowood Press, 2011.

MLA (9th ed.) Citation

Hollingdale, Richard. Warsaw Pact Badges. The Crowood Press, 2011.

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