APA (7th ed.) Citation

O'Brien, R. C. (1982). Dental radiography: An introduction for dental hygienists and assistants (4th ed.). Saunders.

Chicago Style (17th ed.) Citation

O'Brien, Richard C. Dental Radiography: An Introduction for Dental Hygienists and Assistants. 4th ed. Philadelphia: Saunders, 1982.

MLA (9th ed.) Citation

O'Brien, Richard C. Dental Radiography: An Introduction for Dental Hygienists and Assistants. 4th ed. Saunders, 1982.