Citazione Stile APA (7a Edizione)

Dülfer, E. (1974). Operational efficiency of agricultural cooperatives in developing countries. Food and Agriculture Organization of the United Nations ; [sold by] Unipub.

Citazione stile Chigago Style (17a edizione)

Dülfer, Eberhard. Operational Efficiency of Agricultural Cooperatives in Developing Countries. Rome : New York: Food and Agriculture Organization of the United Nations ; [sold by] Unipub, 1974.

Citatione MLA (8a ed.)

Dülfer, Eberhard. Operational Efficiency of Agricultural Cooperatives in Developing Countries. Food and Agriculture Organization of the United Nations ; [sold by] Unipub, 1974.