Dyfyniad APA

Darby, M. L., Walsh, M. M., & Bowen, D. M. (2015). Dental hygiene: Theory and practice (Fourth edition.). Saunders , Elsevier.

Dyfyniad Arddull Chicago

Darby, Michele Leonardi, Margaret M. Walsh, and Denise M. Bowen. Dental Hygiene: Theory and Practice. Fourth edition. Missouri: Saunders , Elsevier, 2015.

Dyfyniad MLA

Darby, Michele Leonardi, et al. Dental Hygiene: Theory and Practice. Fourth edition. Saunders , Elsevier, 2015.

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