Washington (State). Department of Highways. (1949). Central business district parking study of Spokane, Washington. Highway Planning Survey.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWashington (State). Department of Highways. Central Business District Parking Study of Spokane, Washington. [Olympia: Highway Planning Survey, 1949.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWashington (State). Department of Highways. Central Business District Parking Study of Spokane, Washington. Highway Planning Survey, 1949.
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