APA (7e ed.) Bronvermelding

Angle Orthodontist | E.H Angle Education and Research Foundation. Cambridge University Press.

Chicago (17e ed.) Bronvermelding

Angle Orthodontist | E.H Angle Education and Research Foundation. Cambridge University Press.

MLA (8e ed.) Bronvermelding

Angle Orthodontist | E.H Angle Education and Research Foundation. Cambridge University Press.

Let op: Deze citaties zijn niet altijd 100% accuraat.