APA استشهاد

Richard Youell & Christina Youell. (2013). Effective NLP Skills: Creating Success (Ed.2.). Kogan Page.

استشهاد بنمط شيكاغو

Richard Youell و Christina Youell. Effective NLP Skills: Creating Success. Ed.2. New Delhi: Kogan Page, 2013.

MLA استشهاد

Richard Youell و Christina Youell. Effective NLP Skills: Creating Success. Ed.2. Kogan Page, 2013.