APA (7th ed.) Citation

Hilton, P. J. (1964). An introduction to homotopy theory (Repr.). Univ. Press.

Chicago Style (17th ed.) Citation

Hilton, Peter John. An Introduction to Homotopy Theory. Repr. Cambridge: Univ. Press, 1964.

MLA (9th ed.) Citation

Hilton, Peter John. An Introduction to Homotopy Theory. Repr. Univ. Press, 1964.