एपीए उद्धरण

Philippakis, A. S., & Kazmier, L. J. (1978). Information systems through cobol (2nd ed.). McGraw-Hill.

शिकागो स्टाइल उद्धरण

Philippakis, Andreas S., और Leonard J. Kazmier. Information Systems Through Cobol. 2nd ed. Auckland: McGraw-Hill, 1978.

एमएलए उद्धरण

Philippakis, Andreas S., और Leonard J. Kazmier. Information Systems Through Cobol. 2nd ed. McGraw-Hill, 1978.