APA (7th ed.) Citation

Alo, R. A., & Shapiro, H. L. (1974). Normal topological spaces. Cambridge University Press.

Chicago Style (17th ed.) Citation

Alo, Richard A., and Harvey L. Shapiro. Normal Topological Spaces. London: Cambridge University Press, 1974.

MLA (8th ed.) Citation

Alo, Richard A., and Harvey L. Shapiro. Normal Topological Spaces. Cambridge University Press, 1974.