Cita APA (7a ed.)

Gries, P., Campbell, J., Montojo, J., & Coron, T. (2017). Practical programming: An introduction to computer science using Python 3.6 (Third edition.). The Pragmatic Bookshelf.

Cita Chicago Style (17a ed.)

Gries, Paul, Jennifer Campbell, Jason Montojo, y Tammy Coron. Practical Programming: An Introduction to Computer Science Using Python 3.6. Third edition. Raleigh, North Carolina: The Pragmatic Bookshelf, 2017.

Cita MLA (9a ed.)

Gries, Paul, et al. Practical Programming: An Introduction to Computer Science Using Python 3.6. Third edition. The Pragmatic Bookshelf, 2017.