Não informado. (1976). The Journal of the Western Society of Periodontology. Western Society of Periodontology.
Style de citation Chicago (17e éd.)Não informado. The Journal of the Western Society of Periodontology. Los Angeles, Calif: Western Society of Periodontology, 1976.
Style de citation MLA (8e éd.)Não informado. The Journal of the Western Society of Periodontology. Western Society of Periodontology, 1976.
Attention : ces citations peuvent ne pas être correctes à 100%.