APA-Zitierstil (7. Ausg.)

Alexandroff, P. S. (1961). Elementary concepts of topology (1a. ed.). Dover.

Chicago-Zitierstil (17. Ausg.)

Alexandroff, Pavel Sergeevich. Elementary Concepts of Topology. 1a. ed. Nueva York: Dover, 1961.

MLA-Zitierstil (9. Ausg.)

Alexandroff, Pavel Sergeevich. Elementary Concepts of Topology. 1a. ed. Dover, 1961.