APA (7th ed.) Citation

Downey, A. B. (2015). Think Python (Second edition.). O'Reilly.

Chicago Style (17th ed.) Citation

Downey, Allen B. Think Python. Second edition. Beijing ; Boston ; Farnham ; Sebastopol ; Tokyo: O'Reilly, 2015.

MLA (9th ed.) Citation

Downey, Allen B. Think Python. Second edition. O'Reilly, 2015.