APA (7th ed.) Citation

Hellmann, D. (2011). The Python standard library by example. Addison-Wesley.

Chicago Style (17th ed.) Citation

Hellmann, Doug. The Python Standard Library by Example. Upper Saddle River, N.J: Addison-Wesley, 2011.

MLA (9th ed.) Citation

Hellmann, Doug. The Python Standard Library by Example. Addison-Wesley, 2011.