Dyfyniad APA

Obern, C. C. Agricultural production cooperatives: Structural issues. 1981.

Dyfyniad Arddull Chicago

Obern, Catheryn Cree. Agricultural Production Cooperatives: Structural Issues. 1981.

Dyfyniad MLA

Obern, Catheryn Cree. Agricultural Production Cooperatives: Structural Issues. 1981.

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