Pechenik, Jan A. Biology of the invertebrates - 6th ed. - Boston McGraw-Hill Higher Education Karim International (021177) 2010 - xv, 606 p. ISBN: 978-0-07-302826-2 Subjects--Topical Terms: Animals Arthropoda CnidariaInvertebratesZoology LC Class. No.: QL362.P43