APA-ийн эшлэл(7 дахь хэвлэлт)

Howell, M. T. (2014). Effective implementation of an ISO 50001 energy management system (EnMS). ASQ Quality Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Howell, Marvin T. Effective Implementation of an ISO 50001 Energy Management System (EnMS). Milwaukee, Wisconsin: ASQ Quality Press, 2014.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Howell, Marvin T. Effective Implementation of an ISO 50001 Energy Management System (EnMS). ASQ Quality Press, 2014.