Mendelson, B. (1975). Topology (3rd ed.). Allyn and Bacon.
Cita Chicago (17th ed.)Mendelson, Bert. Topology. 3rd ed. Boston: Allyn and Bacon, 1975.
Cita MLA (9th ed.)Mendelson, Bert. Topology. 3rd ed. Allyn and Bacon, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.