Dyfyniad APA

Brown, G. D. (1981). Beyond COBOL: Survival in business applications programming. Wiley.

Dyfyniad Arddull Chicago

Brown, Gary DeWard. Beyond COBOL: Survival in Business Applications Programming. New York: Wiley, 1981.

Dyfyniad MLA

Brown, Gary DeWard. Beyond COBOL: Survival in Business Applications Programming. Wiley, 1981.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.