एपीए उद्धरण

Pressley, A. (2001). Elementary differential geometry. London ; New York: Springer.

शिकागो स्टाइल उद्धरण

Pressley, Andrew. Elementary Differential Geometry. London ; New York: Springer, 2001.

एमएलए उद्धरण

Pressley, Andrew. Elementary Differential Geometry. London ; New York: Springer, 2001.