Cita APA (7th ed.)

Silverman, J. H. (2006). A friendly introduction to number theory (3rd ed.). Pearson Prentice Hall.

Cita Chicago (17th ed.)

Silverman, Joseph H. A Friendly Introduction to Number Theory. 3rd ed. Upper Saddle River, New Jersey: Pearson Prentice Hall, 2006.

Cita MLA (9th ed.)

Silverman, Joseph H. A Friendly Introduction to Number Theory. 3rd ed. Pearson Prentice Hall, 2006.