APA (7th ed.) Citation

Budlong, M. (1994). Teach yourself Cobol in 21 days. Sams.

Chicago Style (17th ed.) Citation

Budlong, Mo. Teach Yourself Cobol in 21 Days. Indianapolis, Ind: Sams, 1994.

MLA (9th ed.) Citation

Budlong, Mo. Teach Yourself Cobol in 21 Days. Sams, 1994.

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