Rutherford, D. E. (1957). Vector methods: Apllied to differential geometry, mechanics, and potential theory (9a. ed.). Oliver and Boyd.
Cita Chicago (17th ed.)Rutherford, Daniel Edwin. Vector Methods: Apllied to Differential Geometry, Mechanics, and Potential Theory. 9a. ed. Nueva York: Oliver and Boyd, 1957.
Cita MLA (9th ed.)Rutherford, Daniel Edwin. Vector Methods: Apllied to Differential Geometry, Mechanics, and Potential Theory. 9a. ed. Oliver and Boyd, 1957.
Atenció: Aquestes cites poden no estar 100% correctes.