APA (7th ed.) Citation

Turkel, W. J., & Crymble, A. (2012, July). Code Reuse and Modularity in Python. The Programming Historian.

Chicago Style (17th ed.) Citation

Turkel, William J., and Adam Crymble. "Code Reuse and Modularity in Python." The Programming Historian Jul. 2012.

MLA (9th ed.) Citation

Turkel, William J., and Adam Crymble. "Code Reuse and Modularity in Python." The Programming Historian, Jul. 2012.

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