APA (7th ed.) Citation

Porto Rico Agricultural Experiment Station & Kinman, C. F. (1916). Cover crops for Porto Rico. U.S. GPO.

Chicago Style (17th ed.) Citation

Porto Rico Agricultural Experiment Station and C. F. Kinman. Cover Crops for Porto Rico. Washington: U.S. GPO, 1916.

MLA (9th ed.) Citation

Porto Rico Agricultural Experiment Station and C. F. Kinman. Cover Crops for Porto Rico. U.S. GPO, 1916.