APA (7th ed.) Citation

Norman. (1990). Essential COBOL: A first course in structed COBOL (ANSI 1985).

Chicago Style (17th ed.) Citation

Norman. Essential COBOL: A First Course in Structed COBOL (ANSI 1985). London, 1990.

MLA (9th ed.) Citation

Norman. Essential COBOL: A First Course in Structed COBOL (ANSI 1985). 1990.

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