1. Esthetics in dentistry;Goldstein,1976
2. The American heritage dictionary o f the English language,1969
3. Wheeler’s dental anatomy, physiology, and occlusion;Ash,1984
4. Indirect composite resin veneers: clinical technique and two-year observations;Heymann;Quintessence Int,1987
5. Additional conservative and esthetic treatments;Sockwell,1985