Oral pathology :
an introduction to general and oral pathology for hygienists.
APA Citation
Ash, M. M. (1992). Oral pathology: an introduction to general and oral pathology for hygienists. 6th ed. / Philadelphia: Lea & Febiger.
MLA Citation
Ash, Major M., 1921-. Oral Pathology: an Introduction to General And Oral Pathology for Hygienists. 6th ed. / Philadelphia: Lea & Febiger, 1992.
Warning: These citations may not always be complete (especially for serials).