APA (7th ed.) Citation

Nickerson, R. C. (1977). Cobol programming: A structured approach. Winthrop.

Chicago Style (17th ed.) Citation

Nickerson, Robert C. Cobol Programming: A Structured Approach. Cambridge (Massachusetts): Winthrop, 1977.

MLA (9th ed.) Citation

Nickerson, Robert C. Cobol Programming: A Structured Approach. Winthrop, 1977.

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