APA (7th ed.) Citation

Ashley, R. (1980). Structured COBOL. Wiley.

Chicago Style (17th ed.) Citation

Ashley, Ruth. Structured COBOL. New York: Wiley, 1980.

MLA (9th ed.) Citation

Ashley, Ruth. Structured COBOL. Wiley, 1980.

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