APA (7th ed.) Citation

Richards. (1987). Microcomputing in COBOL: Structured interactive applications. Science Research Associates.

Chicago Style (17th ed.) Citation

Richards. Microcomputing in COBOL: Structured Interactive Applications. Chicago: Science Research Associates, 1987.

MLA (8th ed.) Citation

Richards. Microcomputing in COBOL: Structured Interactive Applications. Science Research Associates, 1987.

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