Cita APA (7a ed.)

Lutz, M., & Ascher, D. (2003). Learning Python (2nd ed.). O'Reilly.

Cita Chicago Style (17a ed.)

Lutz, Mark, y David Ascher. Learning Python. 2nd ed. Beijing [etc.]: O'Reilly, 2003.

Cita MLA (9a ed.)

Lutz, Mark, y David Ascher. Learning Python. 2nd ed. O'Reilly, 2003.