APA (7th ed.) Citation

Preston, T. R. (1995). Tropical animal feeding: A manual for research workers. Food and Agriculture Organization of the United Nations.

Chicago Style (17th ed.) Citation

Preston, T. R. Tropical Animal Feeding: A Manual for Research Workers. Rome: Food and Agriculture Organization of the United Nations, 1995.

MLA (9th ed.) Citation

Preston, T. R. Tropical Animal Feeding: A Manual for Research Workers. Food and Agriculture Organization of the United Nations, 1995.