Cita APA (7th ed.)

WILLMORE, T. (1959). An introduction to differential geometry. The clarendon Press.

Cita Chicago (17th ed.)

WILLMORE, T.J. An Introduction to Differential Geometry. Oxford: The clarendon Press, 1959.

Cita MLA (9th ed.)

WILLMORE, T.J. An Introduction to Differential Geometry. The clarendon Press, 1959.