STEVENSON WILLIAM J. (2005). OPERATIONS MANAGEMENT 8TH ED. (WITH CD) (8TH ED.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Lua i Stíl Chicago (17ú heag.)STEVENSON WILLIAM J. OPERATIONS MANAGEMENT 8TH ED. (WITH CD). 8TH ED. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2005.
Lua MLA (9ú heag.)STEVENSON WILLIAM J. OPERATIONS MANAGEMENT 8TH ED. (WITH CD). 8TH ED. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.