1. Clinical periodontology;Glickman,1958
2. Periodontal therapy;Goldman,1956
3. Oral diagnosis;McCollum;J.A.D.A.,1943
4. Centric relation;Granqer;J. Pros. Den.,1952
5. Uses of autopolymerizing acrylic resins in fixed partial prosthesis;Frankel;J. Pros. Den.,1958