H.M. Gousha Company & Standard Oil Company of California. (1939). Street map of Spokane. H.M. Gousha Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रH.M. Gousha Company और Standard Oil Company of California. Street Map of Spokane. Chicago: H.M. Gousha Company, 1939.
एमएलए (8वां संस्करण) प्रशस्ति पत्रH.M. Gousha Company और Standard Oil Company of California. Street Map of Spokane. H.M. Gousha Company, 1939.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.