Rossarin Gray และผู้แต่งคนอื่นๆ. (2010) Happiness among Thai people: living a virtuous life; spirituality and self-esteem. <i>Journal of Mental Health of Thailand</i>, <i>18</i>(2), 71-85.Rossarin Gray และผู้แต่งคนอื่นๆ. "Happiness among Thai people: living a virtuous life; spirituality and self-esteem". Journal of Mental Health of Thailand 18 (2010):71-85.Rossarin Gray และผู้แต่งคนอื่นๆ. Happiness among Thai people: living a virtuous life; spirituality and self-esteem. Department of Mental Health Thailand:ม.ป.ท. 2010.