APA (7th ed.) Citation

Kühnel, W. (2002). Differential geometry: Curves - surfaces - manifolds. American Mathematical Society.

Chicago Style (17th ed.) Citation

Kühnel, Wolfgang. Differential Geometry: Curves - Surfaces - Manifolds. Providence, R.I.: American Mathematical Society, 2002.

MLA (9th ed.) Citation

Kühnel, Wolfgang. Differential Geometry: Curves - Surfaces - Manifolds. American Mathematical Society, 2002.