Não informado. (1926). Dental rays. University of Pittsburgh, School of Dentistry.
Cita Chicago Style (17a ed.)Não informado. Dental Rays. Pittsburgh, Pa: University of Pittsburgh, School of Dentistry, 1926.
Cita MLA (8a ed.)Não informado. Dental Rays. University of Pittsburgh, School of Dentistry, 1926.
Precaución: Estas citas no son 100% exactas.