APA (7th ed.) Citation

Hardy, G. H. (1958). A course in pure mathematics (10th ed.). The University Press.

Chicago Style (17th ed.) Citation

Hardy, G. H. A Course in Pure Mathematics. 10th ed. Cambridge: The University Press, 1958.

MLA (9th ed.) Citation

Hardy, G. H. A Course in Pure Mathematics. 10th ed. The University Press, 1958.