APA (7th ed.) Citation

Crichton, S. (2013). The practical guide to true happiness: Create lasting happiness by unlocking your inner wisdom. Advantage Quest.

Chicago Style (17th ed.) Citation

Crichton, Shirley. The Practical Guide to True Happiness: Create Lasting Happiness by Unlocking Your Inner Wisdom. Petaling Jaya:: Advantage Quest, 2013.

MLA (8th ed.) Citation

Crichton, Shirley. The Practical Guide to True Happiness: Create Lasting Happiness by Unlocking Your Inner Wisdom. Advantage Quest, 2013.