APA (7th ed.) Citation

Welland, R. (1982). Pocket guide to COBOL. Pitman.

Chicago Style (17th ed.) Citation

Welland, Ray. Pocket Guide to COBOL. London: Pitman, 1982.

MLA (8th ed.) Citation

Welland, Ray. Pocket Guide to COBOL. Pitman, 1982.

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