APA (7. basım) Alıntı

Não informado. Virginia farm economics. Virginia Polytechnic Institute, Department of Agricultural Economics and Rural Sociology.

Chicago Style (17. basım) Atıf

Não informado. Virginia Farm Economics. Blacksburg, Va: Virginia Polytechnic Institute, Department of Agricultural Economics and Rural Sociology.

MLA (8th ed.) Atıf

Não informado. Virginia Farm Economics. Virginia Polytechnic Institute, Department of Agricultural Economics and Rural Sociology.

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