Dyfyniad APA

Field, A. (2019). ISO 50001: A strategic guide to establishing an energy management system. IT Governance Publishing.

Dyfyniad Arddull Chicago

Field, Alan. ISO 50001: A Strategic Guide to Establishing an Energy Management System. Ely, Cambridgeshire: IT Governance Publishing, 2019.

Dyfyniad MLA

Field, Alan. ISO 50001: A Strategic Guide to Establishing an Energy Management System. IT Governance Publishing, 2019.

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