Stevenson W J. (2015). Operations Management. McGraw Hill.
Lua i Stíl Chicago (17ú heag.)Stevenson W J. Operations Management. New Delhi: McGraw Hill, 2015.
Lua MLA (9ú heag.)Stevenson W J. Operations Management. McGraw Hill, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.