Citazione Stile APA (7a Edizione)

Hardy, G. H., & Wright, E. M. (2008). An introduction to the theory of numbers (Sixth edition.). Oxford University Press.

Citazione stile Chigago Style (17a edizione)

Hardy, G. H., e E. M. Wright. An Introduction to the Theory of Numbers. Sixth edition. Oxford, UK: Oxford University Press, 2008.

Citatione MLA (9a ed.)

Hardy, G. H., e E. M. Wright. An Introduction to the Theory of Numbers. Sixth edition. Oxford University Press, 2008.