Lua APA (7ú heag.)

HILLIER, F. S., & LIEBERMAN, G. J. (1989). Introduction to operations research.-- Ed.4. Holden-Day.

Lua i Stíl Chicago (17ú heag.)

HILLIER, Frederick S., agus Gerald J. LIEBERMAN. Introduction to Operations Research.-- Ed.4. Oackland: Holden-Day, 1989.

Lua MLA (9ú heag.)

HILLIER, Frederick S., agus Gerald J. LIEBERMAN. Introduction to Operations Research.-- Ed.4. Holden-Day, 1989.

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