1. Traumatic Injuries of the Teeth;Andreasen,1981
2. Orofacial Pains;Bell,1979
3. Natal and neonatal teeth: A clinical and histological study;Berman;Br. Dent. J.,1975
4. Synopsis of Oral Pathology;Bhaskar,1977
5. Pedodontic-endodontic treatment;Camp,1979