APA (7th ed.) Citation

Croom, F. H. (1978). Basic concepts of algebraic topology. Springer-Verlag.

Chicago Style (17th ed.) Citation

Croom, Fred H. Basic Concepts of Algebraic Topology. Nueva York: Springer-Verlag, 1978.

MLA (9th ed.) Citation

Croom, Fred H. Basic Concepts of Algebraic Topology. Springer-Verlag, 1978.