Cita APA (7th ed.)

Tu, L. W. (2011). An introduction to manifolds (2nd ed.). Springer.

Cita Chicago (17th ed.)

Tu, Loring W. An Introduction to Manifolds. 2nd ed. New York: Springer, 2011.

Cita MLA (9th ed.)

Tu, Loring W. An Introduction to Manifolds. 2nd ed. Springer, 2011.

Atenció: Aquestes cites poden no estar 100% correctes.