APA (7th ed.) Citation

Eilenberg, S., & Steenrod, N. (1952). Foundations of algebraic topology. Princeton University.

Chicago Style (17th ed.) Citation

Eilenberg, Samuel, and Norman Steenrod. Foundations of Algebraic Topology. Nueva Jersey: Princeton University, 1952.

MLA (9th ed.) Citation

Eilenberg, Samuel, and Norman Steenrod. Foundations of Algebraic Topology. Princeton University, 1952.