APA (7th ed.) Citation

Collins, Walsh, & Figures. (1999). A handbook for dental hygienists (4th ed.). Wright.

Chicago Style (17th ed.) Citation

Collins, Walsh, and Figures. A Handbook for Dental Hygienists. 4th ed. Oxford Boston: Wright, 1999.

MLA (8th ed.) Citation

Collins, et al. A Handbook for Dental Hygienists. 4th ed. Wright, 1999.