Davis, S. W. (2005). Topology (1a. ed.). McGraw-Hill.
Chicago Style (17th ed.) ZitazioaDavis, Sheldon W. Topology. 1a. ed. Nueva York: McGraw-Hill, 2005.
MLA (9th ed.) ZitazioaDavis, Sheldon W. Topology. 1a. ed. McGraw-Hill, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.