Παραπομπή APA

Hillier Frederick S & Lieberman Gerald J. (1977). Introduction to operations research. Holden-Day INC.

Παραπομπή Chicago Style

Hillier Frederick S και Lieberman Gerald J. Introduction to Operations Research. San-Francisco: Holden-Day INC, 1977.

Παραπομπή MLA

Hillier Frederick S και Lieberman Gerald J. Introduction to Operations Research. Holden-Day INC, 1977.