1. Textbook of oral surgery;Kruger,1973
2. Endodontic management of traumatized teeth;Feldman;Oral Surg,1966
3. Endodontic therapy;Weine,1976
4. Endodontie practice;Grossman,1974
5. A direct acrylic splint for traumatized teeth;Elgethum;Greater Milwaukee Dent Bull,1975