Aleksandrov, P. S. (1961). Elementary concepts of topology: With a pref. by David Hilbert. Transl. by Alan E. Farley. Dover Publ.
Chicago-Zitierstil (17. Ausg.)Aleksandrov, Pavel S. Elementary Concepts of Topology: With a Pref. by David Hilbert. Transl. by Alan E. Farley. New York: Dover Publ, 1961.
MLA-Zitierstil (9. Ausg.)Aleksandrov, Pavel S. Elementary Concepts of Topology: With a Pref. by David Hilbert. Transl. by Alan E. Farley. Dover Publ, 1961.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.