APA (7e ed.) Bronvermelding

Birk, W. O. (1949). Structural grammar for building sentences. D.C. Heath.

Chicago (17e ed.) Bronvermelding

Birk, William Otto. Structural Grammar for Building Sentences. Boston: D.C. Heath, 1949.

MLA (9e ed.) Bronvermelding

Birk, William Otto. Structural Grammar for Building Sentences. D.C. Heath, 1949.

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