1. Petrosian, A., Shayan, K., Bash, K. W. and Jessup, B.: The Health and Related Characteristics of Four Selected Village and Tribal Communities in the Province of Fars/Iran. Communications Research Branch US AID Tehran, April 1964.
2. Jalayer, T.: Department of Parasitology, Pahlavi University. Personal communication.
3. Hydatid echinococcosis in Iran;Alavi;Revue Med. Moyen Orient.,1963
4. Hydatid Disease. Its Pathology, Diagnosis and Treatment;Dew,1928
5. The ecology of hydatidosis;Cameron,1961