APA (7th ed.) Citation

Fowler, G. C. (1990). COBOL: Structured programming techniques for solving problems. Roye & Fraser.

Chicago Style (17th ed.) Citation

Fowler, George C. COBOL: Structured Programming Techniques for Solving Problems. Boston: Roye & Fraser, 1990.

MLA (9th ed.) Citation

Fowler, George C. COBOL: Structured Programming Techniques for Solving Problems. Roye & Fraser, 1990.

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