Feduke, C. (2013). Instant RSpec test-driven development how-to: Learn RSpec and redefine your approach towards software development. Packt Pub..
Lua i Stíl Chicago (17ú heag.)Feduke, Charles. Instant RSpec Test-driven Development How-to: Learn RSpec and Redefine Your Approach Towards Software Development. Birmingham: Packt Pub., 2013.
Lua MLA (9ú heag.)Feduke, Charles. Instant RSpec Test-driven Development How-to: Learn RSpec and Redefine Your Approach Towards Software Development. Packt Pub., 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.