APA (7th ed.) Citation

Gerhardt, C. (2006). Curvature problems. Series in geometry and topology.

Chicago Style (17th ed.) Citation

Gerhardt, Claus. "Curvature Problems." Series in Geometry and Topology 2006.

MLA (9th ed.) Citation

Gerhardt, Claus. "Curvature Problems." Series in Geometry and Topology, 2006.

Warning: These citations may not always be 100% accurate.