APA (7th ed.) Citation

Hofmann, K. H., Lawson, J. D., & Pym, J. S. (1990). The Analytical and topological theory of semigroups: Trend and developments. W. de Gruyter.

Chicago Style (17th ed.) Citation

Hofmann, Karl Heinrich, Jimmie D. Lawson, and J. S. Pym. The Analytical and Topological Theory of Semigroups: Trend and Developments. Berlin ; New York: W. de Gruyter, 1990.

MLA (9th ed.) Citation

Hofmann, Karl Heinrich, et al. The Analytical and Topological Theory of Semigroups: Trend and Developments. W. de Gruyter, 1990.