APA

Richardson M. E., . (19970910). Late lower arch crowding in relation to soft tissue maturation. : 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, . 19970910. Late lower arch crowding in relation to soft tissue maturation. : 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., . (19970910). Late lower arch crowding in relation to soft tissue maturation. : 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, . Late lower arch crowding in relation to soft tissue maturation. : American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics. 19970910.