APA (7th ed.) Citation

Christenson, C. O., & Voxman, W. L. (1977). Aspects of topology. M. Dekker.

Chicago Style (17th ed.) Citation

Christenson, Charles O., and William L. Voxman. Aspects of Topology. New York: M. Dekker, 1977.

MLA (9th ed.) Citation

Christenson, Charles O., and William L. Voxman. Aspects of Topology. M. Dekker, 1977.