APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

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

MLA-referens (9:e uppl.)

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