Laufer, A. C. (1975). Operations management. South-Western Pub. Co..
Lua i Stíl Chicago (17ú heag.)Laufer, Arthur C. Operations Management. Cincinnati: South-Western Pub. Co., 1975.
Lua MLA (8ú heag.)Laufer, Arthur C. Operations Management. South-Western Pub. Co., 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.