Dyfyniad APA

Gittinger, J. P. (1972). Economic analysis of agricultural projects. Johns Hopkins University Press.

Dyfyniad Arddull Chicago

Gittinger, James Price. Economic Analysis of Agricultural Projects. Baltimore: Johns Hopkins University Press, 1972.

Dyfyniad MLA

Gittinger, James Price. Economic Analysis of Agricultural Projects. Johns Hopkins University Press, 1972.

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