APA
(1983). Journal of the Western society of periodontology. California: Western society of periodontology foundation.
Chicago
1983. Journal of the Western society of periodontology. California: Western society of periodontology foundation.
Harvard
(1983). Journal of the Western society of periodontology. California: Western society of periodontology foundation.
MLA
Journal of the Western society of periodontology. California: Western society of periodontology foundation. 1983.
