APA (7th ed.) Citation

Peddicord, R. G. (1981). Understanding COBOL. Alfred Pub. Co..

Chicago Style (17th ed.) Citation

Peddicord, Richard G. Understanding COBOL. Sherman Oaks, C.A.: Alfred Pub. Co., 1981.

MLA (8th ed.) Citation

Peddicord, Richard G. Understanding COBOL. Alfred Pub. Co., 1981.