Richards, O. W. IMMS' Genetral Text Book of Entomology / O. W. Richards and R. G. Davies. - 10th ed. - New Delhi : B I Publications, 1997 - VIII, 418 p. : ill. ; 23 cm Include Index. ISBN: 8172250525 Subjects--Topical Terms: Text Book of Entomology Dewey Class. No.: 595 / RII