APA (7th ed.) Citation

COPSON, E. (1968). Metric spaces. Univ. Pr.

Chicago Style (17th ed.) Citation

COPSON, E.T. Metric Spaces. Cambridge: Univ. Pr, 1968.

MLA (9th ed.) Citation

COPSON, E.T. Metric Spaces. Univ. Pr, 1968.