APA (7th ed.) Citation

Powell, D. R. J. (2003). Spirit intelligence: 175 practical keys for inspiring your life and business. Richmond.

Chicago Style (17th ed.) Citation

Powell, David R J. Spirit Intelligence: 175 Practical Keys for Inspiring Your Life and Business. Australia: Richmond, 2003.

MLA (8th ed.) Citation

Powell, David R J. Spirit Intelligence: 175 Practical Keys for Inspiring Your Life and Business. Richmond, 2003.