Cita APA (7a ed.)

Oprea, J. (1997). Differential geometry and its applications. Prentice Hall.

Cita Chicago Style (17a ed.)

Oprea, John. Differential Geometry and Its Applications. Upper Saddle River, NJ: Prentice Hall, 1997.

Cita MLA (9a ed.)

Oprea, John. Differential Geometry and Its Applications. Prentice Hall, 1997.