एपीए उद्धरण

Weeks, J. R. (1985). The shape of space: How to visualise surfaces and three - dimensional manifolds. Dekker.

शिकागो स्टाइल उद्धरण

Weeks, Jeffrey R. The Shape of Space: How to Visualise Surfaces and Three - Dimensional Manifolds. Dekker, 1985.

एमएलए उद्धरण

Weeks, Jeffrey R. The Shape of Space: How to Visualise Surfaces and Three - Dimensional Manifolds. Dekker, 1985.