Chopra Deepak. (2008). Seven Spiritual Laws of Success (24th.). Hay House Pub.
Cita Chicago (17th ed.)Chopra Deepak. Seven Spiritual Laws of Success. 24th. Hay House Pub, 2008.
Cita MLA (9th ed.)Chopra Deepak. Seven Spiritual Laws of Success. 24th. Hay House Pub, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.