Ward, I. C. (2004). Energy and environmental issues for the practising architect: A Guide to help at the initial design stageIan C. Ward. Thomas Telford.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWard, Ian C. Energy and Environmental Issues for the Practising Architect: A Guide to Help at the Initial Design StageIan C. Ward. Thomas Telford, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWard, Ian C. Energy and Environmental Issues for the Practising Architect: A Guide to Help at the Initial Design StageIan C. Ward. Thomas Telford, 2004.
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