Dyfyniad APA

Kuhnel, W. (2006). Differential geometry: Curves - surfaces - manifolds .-2nded. (2nd ed.). American Mathematical Society.

Dyfyniad Arddull Chicago

Kuhnel, Wolfgang. Differential Geometry: Curves - Surfaces - Manifolds .-2nded. 2nd ed. Providence, R.I.: American Mathematical Society, 2006.

Dyfyniad MLA

Kuhnel, Wolfgang. Differential Geometry: Curves - Surfaces - Manifolds .-2nded. 2nd ed. American Mathematical Society, 2006.

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