APA (7 वां संस्करण) प्रशस्ति पत्र

Sno-Engineering Inc & Washington State Parks and Recreation Commission. (1992). Final Mt. Spokane State Park alpine ski area study, executive summary. Sno.engineering.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Sno-Engineering Inc और Washington State Parks and Recreation Commission. Final Mt. Spokane State Park Alpine Ski Area Study, Executive Summary. Bellevue, Wash.: Sno.engineering, 1992.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Sno-Engineering Inc और Washington State Parks and Recreation Commission. Final Mt. Spokane State Park Alpine Ski Area Study, Executive Summary. Sno.engineering, 1992.

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