APA (7th ed.) Citation

Birt, D., & Nichol, J. (1975). Games and simulations in history. Longman.

Chicago Style (17th ed.) Citation

Birt, David, and Jon Nichol. Games and Simulations in History. London: Longman, 1975.

MLA (9th ed.) Citation

Birt, David, and Jon Nichol. Games and Simulations in History. Longman, 1975.

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