APA
Ryan R. S., Travis J. W., . (2004). Wellness workbook : how to achieve enduring health and vitality. Berkeley: Celestial Arts.
Chicago
Ryan Regina Sara, Travis John W, . 2004. Wellness workbook : how to achieve enduring health and vitality. Berkeley: Celestial Arts.
Harvard
Ryan R. S., Travis J. W., . (2004). Wellness workbook : how to achieve enduring health and vitality. Berkeley: Celestial Arts.
MLA
Ryan Regina Sara, Travis John W, . Wellness workbook : how to achieve enduring health and vitality. Berkeley: Celestial Arts. 2004.