Smith, G. W. (1994). Spokane County economy: Dimensions of growth, structure, and cyclical change, 1969-91. Cooperative Extension, College of Agriculture and Home Economics, Washington State University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmith, Gary W. Spokane County Economy: Dimensions of Growth, Structure, and Cyclical Change, 1969-91. Pullman, Wash.: Cooperative Extension, College of Agriculture and Home Economics, Washington State University, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSmith, Gary W. Spokane County Economy: Dimensions of Growth, Structure, and Cyclical Change, 1969-91. Cooperative Extension, College of Agriculture and Home Economics, Washington State University, 1994.
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