APA (7th ed.) Citation

Bradfield, D. J. (1966). Guide to extension training. Food and Agriculture Organization of the United Nations.

Chicago Style (17th ed.) Citation

Bradfield, D. J. Guide to Extension Training. Rome: Food and Agriculture Organization of the United Nations, 1966.

MLA (8th ed.) Citation

Bradfield, D. J. Guide to Extension Training. Food and Agriculture Organization of the United Nations, 1966.