Borror, Donald Joyce, 1907- An introduction to the study of insects [by] Donald J. Borror [and] Dwight M. De Long. - New York, Rinehart c1954 [Printing 1957]. - 1030 p. illus. 24 cm. Includes bibliography. Subjects--Topical Terms: Entomology.Insects--United States. Dewey Class. No.: 595.7 / BOI 1957