APA (7th ed.) Citation

Silverman, J. H. (1997). A friendly introduction to number theory. Prentice Hall.

Chicago Style (17th ed.) Citation

Silverman, Joseph H. A Friendly Introduction to Number Theory. Upper Saddle River: Prentice Hall, 1997.

MLA (8th ed.) Citation

Silverman, Joseph H. A Friendly Introduction to Number Theory. Prentice Hall, 1997.

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