Cita APA (7th ed.)

GARDNER, K. (1966). Discovering modern algebra. O.U.P..

Cita Chicago (17th ed.)

GARDNER, K.L. Discovering Modern Algebra. London: O.U.P., 1966.

Cita MLA (9th ed.)

GARDNER, K.L. Discovering Modern Algebra. O.U.P., 1966.