APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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