Dyfyniad APA

Doty, S., & Turner, W. C. (2013). Energy management handbook (8th ed.). Fairmount press.

Dyfyniad Arddull Chicago

Doty, Steve, and Wayne C. Turner. Energy Management Handbook. 8th ed. Georgia: Fairmount press, 2013.

Dyfyniad MLA

Doty, Steve, and Wayne C. Turner. Energy Management Handbook. 8th ed. Fairmount press, 2013.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.