Não informado. (1967). Parodontologie and academy review. California Academy of Periodontology.
Style de citation Chicago (17e éd.)Não informado. Parodontologie and Academy Review. Zurich, Suíça: California Academy of Periodontology, 1967.
Style de citation MLA (8e éd.)Não informado. Parodontologie and Academy Review. California Academy of Periodontology, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.