APA (7th ed.) Citation

Litecky & Davis. (1987). Structured COBOL: A step by step approach. McGraw-Hill.

Chicago Style (17th ed.) Citation

Litecky and Davis. Structured COBOL: A Step by Step Approach. New York: McGraw-Hill, 1987.

MLA (8th ed.) Citation

Litecky and Davis. Structured COBOL: A Step by Step Approach. McGraw-Hill, 1987.