Cita APA (7th ed.)

FERRAR, W. (1962). Differential calculus. B.L.B.S. & 0.U.P.

Cita Chicago (17th ed.)

FERRAR, W.L. Differential Calculus. London: B.L.B.S. & 0.U.P, 1962.

Cita MLA (9th ed.)

FERRAR, W.L. Differential Calculus. B.L.B.S. & 0.U.P, 1962.