APA

National Communicable Disease Center U.S, Kagan I. G., . (19661967). A skin test survey for the prevalence of schistosomiasis in Puerto Rico. Atlanta: [For sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington.

Chicago

National Communicable Disease Center U.S, Kagan Irving George, . 19661967. A skin test survey for the prevalence of schistosomiasis in Puerto Rico. Atlanta: [For sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington.

Harvard

National Communicable Disease Center U.S, Kagan I. G., . (19661967). A skin test survey for the prevalence of schistosomiasis in Puerto Rico. Atlanta: [For sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington.

MLA

National Communicable Disease Center U.S, Kagan Irving George, . A skin test survey for the prevalence of schistosomiasis in Puerto Rico. Atlanta: [For sale by the Supt. of Docs., U.S. Govt. Print. Off., Washington. 19661967.