Calkins, M. (2009). Materials for sustainable sites: A complete guide to the evaluation, selection, and use of sustainable construction materials. Wiley.
Lua i Stíl Chicago (17ú heag.)Calkins, Meg. Materials for Sustainable Sites: A Complete Guide to the Evaluation, Selection, and Use of Sustainable Construction Materials. Hoboken, N.J: Wiley, 2009.
Lua MLA (9ú heag.)Calkins, Meg. Materials for Sustainable Sites: A Complete Guide to the Evaluation, Selection, and Use of Sustainable Construction Materials. Wiley, 2009.
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