Tohutoro APA (7th ed.)
Kohler, H. (1973). Economics and urban problems. Heath.
Tohutoru Kātū Chicago (17th ed.)
Kohler, Heinz. Economics and Urban Problems. Lexington, Mass.: Heath, 1973.
Tohutoro MLA (9th ed.)
Kohler, Heinz. Economics and Urban Problems. Heath, 1973.
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