Cita APA (7th ed.)

Lambert, K. A., & Osborne, M. (2012). Fundamentals of Python: First programs. Course Technology/Cengage Learning.

Cita Chicago (17th ed.)

Lambert, Kenneth Alfred, i Martin Osborne. Fundamentals of Python: First Programs. Boston, Mass: Course Technology/Cengage Learning, 2012.

Cita MLA (9th ed.)

Lambert, Kenneth Alfred, i Martin Osborne. Fundamentals of Python: First Programs. Course Technology/Cengage Learning, 2012.