Wigglesworth, V. B. The principles of insect physiology / V. B. Wigglesworth. - 5th ed. - London : Methuen, c 1953. - viii, 546 p. : ill. ; 25 cm. Include Index. 323 323 Subjects--Topical Terms: Insects --Physiology. Dewey Class. No.: 595.7 / W639p