1. A History of Human Helminthology;Grove,1990
2. Liver and lung flukes;Muller,1996
3. Worms and Human Disease;Muller,2001
4. Overview of food- and water-borne zoonotic parasites at the farm level;Gajadhar;Rev. Sci. Tech.,2006
5. Food-borne trematodes;Haswell-Elkins,2003