1. The ecology of the liver fluke (Fasciola hepatica);Ollerenshaw;Vet Rec,1959
2. The Common Liver Fluke;Pantelouris,1965
3. A new method for counting Schistosoma mansoni eggs in faeces with special reference to therapeutic trials;Bell;Bull WHO,1963
4. The Color Atlas of Intestinal Parasites;Spencer,1966
5. Microscopic Diagnosis of the Parasites of Man;Burrows,1965