KRAJEWSKI, L. J. OPERATION MANAGEMENT. PEARSON.
Lua i Stíl Chicago (17ú heag.)KRAJEWSKI, LEE J. OPERATION MANAGEMENT. DELHI: PEARSON.
Lua MLA (9ú heag.)KRAJEWSKI, LEE J. OPERATION MANAGEMENT. PEARSON.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.