National Bureau of Economic Research & Ingram, G. K. (1977). Residential location and urban housing markets. Ballinger Pub.
Chicago-viite (17. p.)National Bureau of Economic Research ja Gregory K. Ingram. Residential Location and Urban Housing Markets. Cambridge, Mass: Ballinger Pub, 1977.
MLA-viite (9. p.)National Bureau of Economic Research ja Gregory K. Ingram. Residential Location and Urban Housing Markets. Ballinger Pub, 1977.
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