APA (7e ed.) Bronvermelding
Howell, M. T. (2014). Effective implementation of an ISO 50001 energy management system (EnMS). ASQ Quality Press.
Chicago (17e ed.) Bronvermelding
Howell, Marvin T. Effective Implementation of an ISO 50001 Energy Management System (EnMS). Milwaukee, Wisconsin: ASQ Quality Press, 2014.
MLA (9e ed.) Bronvermelding
Howell, Marvin T. Effective Implementation of an ISO 50001 Energy Management System (EnMS). ASQ Quality Press, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.