Cita APA (7a ed.)

Folley, K. W. (1969). Semigroups: Proceeding of a symposium on semigroups held at Wayne State University, Detroit, Michigan: June 27 - 29, 1968. Academic Press.

Cita Chicago Style (17a ed.)

Folley, Karl W. Semigroups: Proceeding of a Symposium on Semigroups Held at Wayne State University, Detroit, Michigan: June 27 - 29, 1968. New York: Academic Press, 1969.

Cita MLA (9a ed.)

Folley, Karl W. Semigroups: Proceeding of a Symposium on Semigroups Held at Wayne State University, Detroit, Michigan: June 27 - 29, 1968. Academic Press, 1969.