एपीए उद्धरण

Willmore, T. (1982). Total curvature in Riemannian geometry. Ellis Horwood.

शिकागो स्टाइल उद्धरण

Willmore, T. Total Curvature in Riemannian Geometry. Chichester, [West Sussex]: Ellis Horwood, 1982.

एमएलए उद्धरण

Willmore, T. Total Curvature in Riemannian Geometry. Ellis Horwood, 1982.