APA (7th ed.) Citation

Silverman, J. H. (2014). A friendly introduction to number theory (Forth edition.). Pearson.

Chicago Style (17th ed.) Citation

Silverman, Joseph H. A Friendly Introduction to Number Theory. Forth edition. Boston: Pearson, 2014.

MLA (8th ed.) Citation

Silverman, Joseph H. A Friendly Introduction to Number Theory. Forth edition. Pearson, 2014.