APA
Goldman J., . (2008). The 7 Secrets of Sound Healing. : Hay House, Inc.
Chicago
Goldman Jonathan, . 2008. The 7 Secrets of Sound Healing. : Hay House, Inc.
Harvard
Goldman J., . (2008). The 7 Secrets of Sound Healing. : Hay House, Inc.
MLA
Goldman Jonathan, . The 7 Secrets of Sound Healing. : Hay House, Inc. 2008.