Model Solar Programs Project. Steering Committee, Washington State Energy Office, & Salsbury, C. (1979). A catalogue of Washington State model solar programs. Washington State Energy Office.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रModel Solar Programs Project. Steering Committee, Washington State Energy Office, और Cris Salsbury. A Catalogue of Washington State Model Solar Programs. Olympia, WA: Washington State Energy Office, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रModel Solar Programs Project. Steering Committee, et al. A Catalogue of Washington State Model Solar Programs. Washington State Energy Office, 1979.
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