KELLEY, J. L. (1955). General topology. American Book Co..
Cita Chicago (17th ed.)KELLEY, John L. General Topology. New York: American Book Co., 1955.
Cita MLA (9th ed.)KELLEY, John L. General Topology. American Book Co., 1955.
Atenció: Aquestes cites poden no estar 100% correctes.