Cita APA (7th ed.)

Hardy, G. H. (1944). Pure Mathematics (9th ed.). Cambridge University Press.

Cita Chicago (17th ed.)

Hardy, G. H. Pure Mathematics. 9th ed. Cambridge: Cambridge University Press, 1944.

Cita MLA (9th ed.)

Hardy, G. H. Pure Mathematics. 9th ed. Cambridge University Press, 1944.