APA ציטוט

Philippakis, A. S. (1978). Information System Through Cobol (Ed.2.). Mcgraw Hill Book Company.

Chicago Edition Citation

Philippakis, Andreas S. Information System Through Cobol. Ed.2. Mcgraw Hill Book Company, 1978.

ציטוט MLA

Philippakis, Andreas S. Information System Through Cobol. Ed.2. Mcgraw Hill Book Company, 1978.