Forster, G., & Leager, M. C. (1950). Elements of agricultural economics. Prentice -Hall Inc.
Čikaški stil citiranjaForster, G.W, i Marc C. Leager. Elements of Agricultural Economics. New York: Prentice -Hall Inc, 1950.
MLA način citiranjaForster, G.W, i Marc C. Leager. Elements of Agricultural Economics. Prentice -Hall Inc, 1950.
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