Cita APA (7a ed.)

Sale, D., & Sale, D. C. (2014). Testing Python: Applying unit testing, TDD, BDD, and acceptance testing (1st edition.). Wiley.

Cita Chicago Style (17a ed.)

Sale, David, y David Contributor Sale. Testing Python: Applying Unit Testing, TDD, BDD, and Acceptance Testing. 1st edition. [Place of publication not identified]: Wiley, 2014.

Cita MLA (9a ed.)

Sale, David, y David Contributor Sale. Testing Python: Applying Unit Testing, TDD, BDD, and Acceptance Testing. 1st edition. Wiley, 2014.