APA-viite

Carruth, J. H., Hildebrant, J. A., & Koch, R. J. (1986). Theory of topological semigroups. M. Dekker.

Chicago-tyylinen lähdeviittaus

Carruth, J. Harvey, J. A. Hildebrant, ja R. J. Koch. Theory of Topological Semigroups. New York: M. Dekker, 1986.

MLA-viite

Carruth, J. Harvey, et al. Theory of Topological Semigroups. M. Dekker, 1986.