Cita APA (7a ed.)

Marston, M., & Dees, I. (2017). Effective testing with RSpec 3: Build Ruby apps with confidence (1st edition.). The Pragmatic Bookself.

Cita Chicago Style (17a ed.)

Marston, Myron, y Ian Dees. Effective Testing with RSpec 3: Build Ruby Apps with Confidence. 1st edition. Raleigh, North Carolina: The Pragmatic Bookself, 2017.

Cita MLA (9a ed.)

Marston, Myron, y Ian Dees. Effective Testing with RSpec 3: Build Ruby Apps with Confidence. 1st edition. The Pragmatic Bookself, 2017.