APA (7th ed.) Citation

Silverman, J. H. (2011). A friendly introduction to number theory (4th ed.). Pearson.

Chicago Style (17th ed.) Citation

Silverman, Joseph H. A Friendly Introduction to Number Theory. 4th ed. Upper Saddle River, N.J: Pearson, 2011.

MLA (9th ed.) Citation

Silverman, Joseph H. A Friendly Introduction to Number Theory. 4th ed. Pearson, 2011.

Warning: These citations may not always be 100% accurate.