Biology of parasites : emphasis on veterinary parasites / edited by E.J.L. Soulsby. World Association for the Advancement of Veterinary Parasitology. Soulsby, E. J. L. University of Pennsylvania. Parasitology Congresses. Domestic animals Parasites Congresses. SF810.A3 W6 1965 574 SOB "Proceedings of the Second International Conference of the World Association for the Advancement of Veterinary Parasitology, held at the University of Pennsylvania, Philadelphia, September 7th to 9th, 1965, in conjunction with bicentennial celebrations of medical education in the United States." Includes index. New York : Academic Press, c1966. c1966. 1966 Text xiv, 354 p. : eng