Muhlemann, A., & Lockyer, K. L. (2008). Production and Operations Management (6th.). Dorling Kindersley (India) Pvt, Ltd.
Lua i Stíl Chicago (17ú heag.)Muhlemann, Alan, agus Keith Lockyer Lockyer. Production and Operations Management. 6th. Noida: Dorling Kindersley (India) Pvt, Ltd, 2008.
Lua MLA (9ú heag.)Muhlemann, Alan, agus Keith Lockyer Lockyer. Production and Operations Management. 6th. Dorling Kindersley (India) Pvt, Ltd, 2008.
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