Tolley,George S, & Thomas,Vinod. (1982). Agricultural price policies and the developing countries. Johns Hopkins.
Čikaški stil citiranjaTolley,George S, i Thomas,Vinod. Agricultural Price Policies and the Developing Countries. Baltimore: Johns Hopkins, 1982.
MLA način citiranjaTolley,George S, i Thomas,Vinod. Agricultural Price Policies and the Developing Countries. Johns Hopkins, 1982.
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