APA (7th ed.) Zitazioa

Durell, C. (1966). Elementry geometry. G.Bell.

Chicago Style (17th ed.) Zitazioa

Durell, C.V. Elementry Geometry. London: G.Bell, 1966.

MLA (9th ed.) Zitazioa

Durell, C.V. Elementry Geometry. G.Bell, 1966.