1. Levine ND (1973) Protozoan Parasites of Domestic Animals and Man. 2nd Ed, Burgess, Minneapolis MN
2. Frenkel JK, Hammond DM, Long PL (eds) (1973). The Coccidia. Eimeria, Isospora, Toxoplasma and Related Genera. University Park Press, Baltimore, p 9; Toxoplasmosis: parasite life cycle, pathology and immunology. pp. 343–410
3. Lingelbach K, Joiner KA (1998) The parasitophorous vacuole membrane surrounding Plasmodium and Toxoplasma: an unusual compartment in infected cells. J Cell Science 111:1467–1475
4. Carruthers VB, Sibley LD (1997) Sequential protein secretion from three distinct organelles of Toxoplasma gondii accompanies invasion of human fibroblasts.Europ J Cell Biol 73/114–123
5. Dubey JP (1998) Re-examination of resistance to Toxoplasma gondii tachyzoites and bradyzoites to pepsin and trypsin. Parasitol 116:43–50