APA (7th ed.) Citation

Hubbell, T. (1999). Sams teach yourself Cobol in 24 hours. Sams Pub..

Chicago Style (17th ed.) Citation

Hubbell, Thane. Sams Teach Yourself Cobol in 24 Hours. Indianapolis, IN: Sams Pub., 1999.

MLA (8th ed.) Citation

Hubbell, Thane. Sams Teach Yourself Cobol in 24 Hours. Sams Pub., 1999.

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