KRAJEWSKI. (1987). Study Guide To Accompany Operations Management Strategy And Analysis Krajewski And Ritzman. Addison-Wesley Publishing Comp.
Lua i Stíl Chicago (17ú heag.)KRAJEWSKI. Study Guide To Accompany Operations Management Strategy And Analysis Krajewski And Ritzman. Addison-Wesley Publishing Comp, 1987.
Lua MLA (8ú heag.)KRAJEWSKI. Study Guide To Accompany Operations Management Strategy And Analysis Krajewski And Ritzman. Addison-Wesley Publishing Comp, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.