Cita APA (7a ed.)

Hardy, G. H., & Wright, E. M. (1979). An introduction to the theory of numbers (5a.). Clarendon.

Cita Chicago Style (17a ed.)

Hardy, Godfrey Harold, y Edward Maitland Wright. An Introduction to the Theory of Numbers. 5a. Oxford: Clarendon, 1979.

Cita MLA (8a ed.)

Hardy, Godfrey Harold, y Edward Maitland Wright. An Introduction to the Theory of Numbers. 5a. Clarendon, 1979.