APA (7th ed.) Citation

Barrett, O. W. (1928). The tropical crops. The Macmillan Company.

Chicago Style (17th ed.) Citation

Barrett, Otis Warren. The Tropical Crops. New York: The Macmillan Company, 1928.

MLA (9th ed.) Citation

Barrett, Otis Warren. The Tropical Crops. The Macmillan Company, 1928.

Warning: These citations may not always be 100% accurate.