APA ציטוט

Optner, S. L. (1965). Systems analysis for business and industrial problem solving. Prentice hall.

Chicago Edition Citation

Optner, Stanford L. Systems Analysis for Business and Industrial Problem Solving. New Jersey: Prentice hall, 1965.

ציטוט MLA

Optner, Stanford L. Systems Analysis for Business and Industrial Problem Solving. Prentice hall, 1965.