Hofmann, K. H., & Morris, S. A. (2006). The structure of compact groups: A primer for students, a handbook for the expert (2nd rev. ed.). Walter de Gruyter.

Hofmann, Karl Heinrich, and Sidney A. Morris. The Structure of Compact Groups: A Primer for Students, a Handbook for the Expert. 2nd rev. ed. New York: Walter de Gruyter, 2006.

Hofmann, Karl Heinrich, and Sidney A. Morris. The Structure of Compact Groups: A Primer for Students, a Handbook for the Expert. 2nd rev. ed. Walter de Gruyter, 2006.