Walstrom, J. A. J. (1985). Advanced structured cobol. Macmillan.
Chicago Style (17th ed.) CitationWalstrom, John A. J. Advanced Structured Cobol. New York: Macmillan, 1985.
MLA citiranjeWalstrom, John A. J. Advanced Structured Cobol. Macmillan, 1985.
Opozorilo: Ti citati niso vedno 100% točni.