Young, R. A. (2012). Stewardship of the built environment: Sustainability, preservation, and reuse. Island Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रYoung, Robert A. Stewardship of the Built Environment: Sustainability, Preservation, and Reuse. Washington, D.C.: Island Press, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रYoung, Robert A. Stewardship of the Built Environment: Sustainability, Preservation, and Reuse. Island Press, 2012.
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