APA استشهاد

Philippakis, A. S. (1978). Information systems through COBOL (2nd ed.). Kazmier, Leonard J.

استشهاد بنمط شيكاغو

Philippakis, Andreas S. Information Systems Through COBOL. 2nd ed. Auckland: Kazmier, Leonard J, 1978.

MLA استشهاد

Philippakis, Andreas S. Information Systems Through COBOL. 2nd ed. Kazmier, Leonard J, 1978.