Dilworth, B. J. (1983). Production and operations management: Manufacturing and non-manufacturing (2nd ed.). Random house.
Lua i Stíl Chicago (17ú heag.)Dilworth, B. James. Production and Operations Management: Manufacturing and Non-manufacturing. 2nd ed. New Yhork: Random house, 1983.
Lua MLA (9ú heag.)Dilworth, B. James. Production and Operations Management: Manufacturing and Non-manufacturing. 2nd ed. Random house, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.