APA (7th ed.) Zitazioa
Howell, M. T. (2014). Effective implementation of an ISO 50001 energy management system (EnMS). ASQ Quality Press.
Chicago Style (17th ed.) Zitazioa
Howell, Marvin T. Effective Implementation of an ISO 50001 Energy Management System (EnMS). Milwaukee, Wisconsin: ASQ Quality Press, 2014.
MLA (9th ed.) Zitazioa
Howell, Marvin T. Effective Implementation of an ISO 50001 Energy Management System (EnMS). ASQ Quality Press, 2014.
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