APA (7th ed.) Citation

Brophy, P. (1976). COBOL programming: An introduction for librarians. C. Bingley.

Chicago Style (17th ed.) Citation

Brophy, Peter. COBOL Programming: An Introduction for Librarians. London: C. Bingley, 1976.

MLA (9th ed.) Citation

Brophy, Peter. COBOL Programming: An Introduction for Librarians. C. Bingley, 1976.

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