APA (7th ed.) Citation

Essick, E. L. (1973). RPG for system/360 and system/370. Canfield Press.

Chicago Style (17th ed.) Citation

Essick, Edward L. RPG for System/360 and System/370. San Francisco: Canfield Press, 1973.

MLA (8th ed.) Citation

Essick, Edward L. RPG for System/360 and System/370. Canfield Press, 1973.

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