एपीए उद्धरण

Thorpe, J. A. (1979). Elementary topics in differential geometry. New York: Springer-Verlag.

शिकागो स्टाइल उद्धरण

Thorpe, John A. Elementary Topics in Differential Geometry. New York: Springer-Verlag, 1979.

एमएलए उद्धरण

Thorpe, John A. Elementary Topics in Differential Geometry. New York: Springer-Verlag, 1979.