APA (7e ed.) Bronvermelding
Durrell, C. V. (1958). Matriculation trigonometry (1a.ed.). G. Bell and Sons LTD Editorial.
Chicago (17e ed.) Bronvermelding
Durrell, Clement V. Matriculation Trigonometry. 1a.ed. London: G. Bell and Sons LTD Editorial, 1958.
MLA (9e ed.) Bronvermelding
Durrell, Clement V. Matriculation Trigonometry. 1a.ed. G. Bell and Sons LTD Editorial, 1958.
Let op: Deze citaties zijn niet altijd 100% accuraat.