Optner, S. L. (1975). System analysis for business management (3rd ed.). Prentice-Hall of India.
Chicago Edition CitationOptner, Stanford L. System Analysis for Business Management. 3rd ed. New Jersey: Prentice-Hall of India, 1975.
Deismireacht MLAOptner, Stanford L. System Analysis for Business Management. 3rd ed. Prentice-Hall of India, 1975.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.