1. Responsibilities of the practitioner and the dental educator in continuing education;Patterson;J Dent Educ,1964
2. Survey report of continuing professional education for engineers in Pennsylvania;Dubin,1965
3. Continuing education;Baralt;JADA,1965
4. Report on survey on continuing education programs;Harris;J Dent Educ,1964
5. Survey of dentistry;Hollinshead,1961