APA

Sawitz W. G., . (1956). Medical parasitology. New York: McGraw-Hill Book Company.

Chicago

Sawitz William G, . 1956. Medical parasitology. New York: McGraw-Hill Book Company.

Harvard

Sawitz W. G., . (1956). Medical parasitology. New York: McGraw-Hill Book Company.

MLA

Sawitz William G, . Medical parasitology. New York: McGraw-Hill Book Company. 1956.