HARDIN, C. M. (1952). The Politics of agriculture: Soil conservation and the struggle for power in rural America. The Free Pr..
Čikaški stil citiranja (17. izdanje)HARDIN, Charles M. The Politics of Agriculture: Soil Conservation and the Struggle for Power in Rural America. Illinois: The Free Pr., 1952.
MLA način citiranja (9. izdanje)HARDIN, Charles M. The Politics of Agriculture: Soil Conservation and the Struggle for Power in Rural America. The Free Pr., 1952.
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