Heizer, J. R. (2017). Operations management: Sustainability & Supply chain management. Pearson India Edu. Service.
Lua i Stíl Chicago (17ú heag.)Heizer, Jay; Render. Operations Management: Sustainability & Supply Chain Management. Noida: Pearson India Edu. Service, 2017.
Lua MLA (9ú heag.)Heizer, Jay; Render. Operations Management: Sustainability & Supply Chain Management. Pearson India Edu. Service, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.