Spokane Regional Solid Waste Disposal Project. (1988). Solid waste disposal ash landfill siting criteria: News release. Spokane Regional Solid Waste Disposal Project.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpokane Regional Solid Waste Disposal Project. Solid Waste Disposal Ash Landfill Siting Criteria: News Release. Spokane, Wash.: Spokane Regional Solid Waste Disposal Project, 1988.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpokane Regional Solid Waste Disposal Project. Solid Waste Disposal Ash Landfill Siting Criteria: News Release. Spokane Regional Solid Waste Disposal Project, 1988.
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