APA
Unruh M. D., . (19960822). Comment on concentration and etch time for phosphoric acid. : 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
Unruh M D, . 19960822. Comment on concentration and etch time for phosphoric acid. : 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
Unruh M. D., . (19960822). Comment on concentration and etch time for phosphoric acid. : 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
Unruh M D, . Comment on concentration and etch time for phosphoric acid. : American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics. 19960822.