APA-referens

Rotman, J. J. (1988). Introduction to algebraic topology. Springer-Verlag.

Chicago-stil citat

Rotman, Joseph J. Introduction to Algebraic Topology. New York: Springer-Verlag, 1988.

MLA-referens

Rotman, Joseph J. Introduction to Algebraic Topology. Springer-Verlag, 1988.