APA (7e ed.) Bronvermelding

Fries, C. (1945). Teaching and learning english as a foreing languaje. University of Michigan.

Chicago (17e ed.) Bronvermelding

Fries, Charles. Teaching and Learning English as a Foreing Languaje. Ann Arbor: University of Michigan, 1945.

MLA (9e ed.) Bronvermelding

Fries, Charles. Teaching and Learning English as a Foreing Languaje. University of Michigan, 1945.

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