APA-ийн эшлэл(7 дахь хэвлэлт)

Feduke, C. (2013). Instant RSpec test-driven development how-to: Learn RSpec and redefine your approach towards software development. Packt Pub..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Feduke, Charles. Instant RSpec Test-driven Development How-to: Learn RSpec and Redefine Your Approach Towards Software Development. Birmingham: Packt Pub., 2013.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Feduke, Charles. Instant RSpec Test-driven Development How-to: Learn RSpec and Redefine Your Approach Towards Software Development. Packt Pub., 2013.