MCGRATH, R. R. (1984). Essentials of Cobol Programing.
Chicago Style (17th ed.) CitationMCGRATH, Roger R. Essentials of Cobol Programing. 1984.
MLA (8th ed.) CitationMCGRATH, Roger R. Essentials of Cobol Programing. 1984.
Warning: These citations may not always be 100% accurate.