Dyfyniad APA

Johnston, D., & Gibson, S. (2010). Toward a zero energy home: A complete guide to energy self-sufficiency at home. Taunton Press.

Dyfyniad Arddull Chicago

Johnston, David, and Scott Gibson. Toward a Zero Energy Home: A Complete Guide to Energy Self-sufficiency at Home. Newtown, CT: Taunton Press, 2010.

Dyfyniad MLA

Johnston, David, and Scott Gibson. Toward a Zero Energy Home: A Complete Guide to Energy Self-sufficiency at Home. Taunton Press, 2010.

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