International Symposium on Dentistry in the 21st Century Berlin, A., & Simonsen, R. J. (1991). Dentistry in the 21st Century a global perspective: Proceedings of the International Symposium on Dentistry in the 21st Century, Berlin, September 10, 1989. Chicago, III.: Quintessence.
Citación estilo ChicagoInternational Symposium on Dentistry in the 21st Century Berlin, Alemania), y Richard J. Simonsen. Dentistry in the 21st Century a Global Perspective: Proceedings of the International Symposium On Dentistry in the 21st Century, Berlin, September 10, 1989. Chicago, III.: Quintessence, 1991.
Cita MLAInternational Symposium on Dentistry in the 21st Century Berlin, Alemania), y Richard J. Simonsen. Dentistry in the 21st Century a Global Perspective: Proceedings of the International Symposium On Dentistry in the 21st Century, Berlin, September 10, 1989. Chicago, III.: Quintessence, 1991.