Não informado. (1959). Dental school newsletter. University of Puerto Rico, School of Dentistry.
Style de citation Chicago (17e éd.)Não informado. Dental School Newsletter. San Juan: University of Puerto Rico, School of Dentistry, 1959.
Style de citation MLA (8e éd.)Não informado. Dental School Newsletter. University of Puerto Rico, School of Dentistry, 1959.
Attention : ces citations peuvent ne pas être correctes à 100%.