Puerto Rico Agricultural Experiment Station & Van Zwaluwenburg, R. H. (1918). Some means of controlling insects, fungi, and other pests in Porto Rico. U.S. GPO.
Chicago Style (17th ed.) CitationPuerto Rico Agricultural Experiment Station and R. H. Van Zwaluwenburg. Some Means of Controlling Insects, Fungi, and Other Pests in Porto Rico. Washington: U.S. GPO, 1918.
MLA (9th ed.) CitationPuerto Rico Agricultural Experiment Station and R. H. Van Zwaluwenburg. Some Means of Controlling Insects, Fungi, and Other Pests in Porto Rico. U.S. GPO, 1918.
Warning: These citations may not always be 100% accurate.