APA (7th ed.) Citation

(1993). Computer programming - Cobol. Informatics press pte.ltd..

Chicago Style (17th ed.) Citation

Computer Programming - Cobol. Singapore: Informatics press pte.ltd., 1993.

MLA (9th ed.) Citation

Computer Programming - Cobol. Informatics press pte.ltd., 1993.

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