APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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