Cita APA (7th ed.)
Durrell, C. V. (1958). Matriculation trigonometry (1a.ed.). G. Bell and Sons LTD Editorial.
Cita Chicago (17th ed.)
Durrell, Clement V. Matriculation Trigonometry. 1a.ed. London: G. Bell and Sons LTD Editorial, 1958.
Cita MLA (9th ed.)
Durrell, Clement V. Matriculation Trigonometry. 1a.ed. G. Bell and Sons LTD Editorial, 1958.
Atenció: Aquestes cites poden no estar 100% correctes.