APA (7th ed.) Citation

Topology Symposium Siegen, Koschorke, U., & Neumann, W. D. (1980). Topology symposium Siegen 1979: Proceedings of a symposium held at the University of Siegen, June 14-19, 1979. Springer.

Chicago Style (17th ed.) Citation

Topology Symposium Siegen, Ulrich Koschorke, and Walter David Neumann. Topology Symposium Siegen 1979: Proceedings of a Symposium Held at the University of Siegen, June 14-19, 1979. Berlin: Springer, 1980.

MLA (9th ed.) Citation

Topology Symposium Siegen, et al. Topology Symposium Siegen 1979: Proceedings of a Symposium Held at the University of Siegen, June 14-19, 1979. Springer, 1980.