Johnston, D., & Gibson, S. (2010). Toward a zero energy home: A complete guide to energy self-sufficiency at home. Taunton Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Johnston, David, και Scott Gibson. Toward a Zero Energy Home: A Complete Guide to Energy Self-sufficiency at Home. Newtown, CT: Taunton Press, 2010.
Παραπομπή σε μορφή MLA (8th εκδ.)Johnston, David, και Scott Gibson. Toward a Zero Energy Home: A Complete Guide to Energy Self-sufficiency at Home. Taunton Press, 2010.
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