Gaya APA

Nations, F, A, A, O, O, T, U. (). Conservation: In Arid And Semi-Arid Zones . 1976: Food And Agriculture Organization Of The United Nations.

Gaya MLA

Nations, Food, And, Agriculture, Organization, Of, The, United. "Conservation: In Arid And Semi-Arid Zones". 1976: Food And Agriculture Organization Of The United Nations, . Text.