APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Alo, Richard A., and Harvey Lionel Shapiro. Normal Topological Spaces. Cambridge: Cambridge Univ. Press, 1974.

MLA (9th ed.) Citation

Alo, Richard A., and Harvey Lionel Shapiro. Normal Topological Spaces. Cambridge Univ. Press, 1974.