APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Croom, Fred H. Basic Concepts of Algebraic Topology. New York: Springer, 1978.

MLA (9th ed.) Citation

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