Cita APA (7th ed.)

Kuhnel, W., & Hunt, B. (2015). Differential geometry: Curves, surfaces, manifolds (Third edition.). American Mathematical Society.

Cita Chicago (17th ed.)

Kuhnel, Wolfgang, i Bruce Hunt. Differential Geometry: Curves, Surfaces, Manifolds. Third edition. Providence, Rhode Island: American Mathematical Society, 2015.

Cita MLA (9th ed.)

Kuhnel, Wolfgang, i Bruce Hunt. Differential Geometry: Curves, Surfaces, Manifolds. Third edition. American Mathematical Society, 2015.