APA (7th ed.) Citation

Engelking, R. (1968). Outline of general topology. North-Holland Publ. Comp. [u.a.].

Chicago Style (17th ed.) Citation

Engelking, Ryszard. Outline of General Topology. Amsterdam [u.a.]: North-Holland Publ. Comp. [u.a.], 1968.

MLA (9th ed.) Citation

Engelking, Ryszard. Outline of General Topology. North-Holland Publ. Comp. [u.a.], 1968.