Shukla, Arvind N. . Encyclopaedia of helminthes / by Arvind N. Shukla and Rajif Tyagi. - New Delhi : Anmol Publications , 2002 - 3 vols ; ISBN: 81-261-1-43-0 Subjects--Topical Terms: Physiology Dewey Class. No.: K6k / P2.3;1