Cita APA (7th ed.)
ebrary, Inc, Hofmann, K. H., Lawson, J. D., & Vinberg, Ė. B. (1995). Semigroups in algebra, geometry, and analysis. Walter de Gruyter.
Cita Chicago (17th ed.)
ebrary, Inc, Karl Heinrich Hofmann, Jimmie D. Lawson, i Ė. B. Vinberg. Semigroups in Algebra, Geometry, and Analysis. New York: Walter de Gruyter, 1995.
Cita MLA (9th ed.)
ebrary, Inc, et al. Semigroups in Algebra, Geometry, and Analysis. Walter de Gruyter, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.