Hillier, F. S., & Lieberman, G. J. (1967). Introduction to operations research (8th ed.). Holden-Day.
Lua i Stíl Chicago (17ú heag.)Hillier, Frederick S., agus Gerald J. Lieberman. Introduction to Operations Research. 8th ed. San Francisco: Holden-Day, 1967.
Lua MLA (9ú heag.)Hillier, Frederick S., agus Gerald J. Lieberman. Introduction to Operations Research. 8th ed. Holden-Day, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.