VERMA, P.S. A manual of practical zoology: invertebrates / [by] P.S.Verma - 15th ed., rev. & enl. - New Delhi S. Chand & Co. 2002 - x, 497 p. ISBN: 8121908299 Subjects--Topical Terms: Invertebrates - laboratory manuals ZoologyAnimals Dewey Class. No.: 592.078 / VER