Richards, R. M. (1987). Microcomputing in COBOL: Structured interactive applications. Science Research Associates.
Chicago Style (17th ed.) CitationRichards, Roy Martin. Microcomputing in COBOL: Structured Interactive Applications. Chicago: Science Research Associates, 1987.
MLA (9th ed.) CitationRichards, Roy Martin. Microcomputing in COBOL: Structured Interactive Applications. Science Research Associates, 1987.
Warning: These citations may not always be 100% accurate.