APA

Richardson M. E., . (19990201). Prophylactic extraction of lower third molars: setting the record straight. : American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Chicago

Richardson M E, . 19990201. Prophylactic extraction of lower third molars: setting the record straight. : American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

Harvard

Richardson M. E., . (19990201). Prophylactic extraction of lower third molars: setting the record straight. : American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.

MLA

Richardson M E, . Prophylactic extraction of lower third molars: setting the record straight. : American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics. 19990201.