(1960). Talks on rural zoning. U.S. Dept. of Agriculture.
Čikaški stil citiranja (17. izdanje)Talks on Rural Zoning. Washington, D.C: U.S. Dept. of Agriculture, 1960.
MLA način citiranja (9. izdanje)Talks on Rural Zoning. U.S. Dept. of Agriculture, 1960.
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