Cita APA (7a ed.)

Kwik, J. (2020). Limitless: Upgrade your brain, learn anything faster, and unlock your exceptional life (1st edition.). Hay House, Inc..

Cita Chicago Style (17a ed.)

Kwik, Jim. Limitless: Upgrade Your Brain, Learn Anything Faster, and Unlock Your Exceptional Life. 1st edition. Carlsbad, California: Hay House, Inc., 2020.

Cita MLA (9a ed.)

Kwik, Jim. Limitless: Upgrade Your Brain, Learn Anything Faster, and Unlock Your Exceptional Life. 1st edition. Hay House, Inc., 2020.