Cita APA

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

Chicago Edition Citation

Christenson, Charles O., i William L. Voxman. Aspects of Topology. Marcel Dekker, INC. New York, 1977.

Cita MLA

Christenson, Charles O., i William L. Voxman. Aspects of Topology. 1977.