APA
Food and Agriculture Organization of the United Nations, . (1978). Selected terms of irrigation. Rome: Food and Agriculture Organization of the United Nations.
Chicago
Food and Agriculture Organization of the United Nations, . 1978. Selected terms of irrigation. Rome: Food and Agriculture Organization of the United Nations.
Harvard
Food and Agriculture Organization of the United Nations, . (1978). Selected terms of irrigation. Rome: Food and Agriculture Organization of the United Nations.
MLA
Food and Agriculture Organization of the United Nations, . Selected terms of irrigation. Rome: Food and Agriculture Organization of the United Nations. 1978.