APA (7e ed.) Bronvermelding

Duff, F. (1947). The De Montfort way. Montfort Fathers.

Chicago (17e ed.) Bronvermelding

Duff, Frank. The De Montfort Way. Fort Jefferson, N.Y.: Montfort Fathers, 1947.

MLA (8e ed.) Bronvermelding

Duff, Frank. The De Montfort Way. Montfort Fathers, 1947.