Allen J. Teens beat rocky times 1987;Burlingtion, VT., USA: National Gardening Association.
Ban GR. Daily experience and identity of girls in juvenile reformatory. MS Thesis 2013;Seoul, Korea: Seoul National Univ.
Campell A. The sense of well-bing in America 1981;New York, USA: McGraw-Hil.
Chi SH. Effect of horticultural therapy on mental of prison inmates. J. Korean Soc. People Plants Environ 2012;15(6): 441–447.
Choi YA. Theoretical model of plants nurturing: based on helix model and attachment theory. PhD Dissertation 2008;Choenan, Korea: Dankook University.
Choi YW. The effect of horticultural therapy on female reformatory students to improve adolescent personality. MS Thesis 2012;Seoul, Korea: Korea University.
Csikszentmihalyi M. Happiness and creativity: Going with the flow. The Futurist 1997;31(5): –5.
Danner DD, Snowdon DA, Friesen WV. Positive emotions in early life and longevity: Findings from the nun study. Journal of Personality and Social Psychology 2001;80(5): 804–813.
Fredrickson BL, Joiner T. Positive emotion strigger upward spirals toward emotional well-being. Psychological Science 2002;13(2): 172–175.
Ha BS. Effect of horticultural therapy on the adaptive behavior and emotional stability of under achiever middle school students. MS Thesis 2006;Daegu, Korea: Donga University.
Han YS. Effect of horticultural therapy on reformatory students formation of ego-identity and emotional stability. MS Thesis 2009;Jeju, Korea: Jeju National University.
Hwang YH. Effect of horticultural therapy on self-concept and behavioral change in children with broken homes. PhD Dissertation 2007;Korea: Kyungpook University.
Jang EJ, Hong JW, Park CH, Lee SH. Horticultural therapy based on flower design program on self-esteem and depression of the middle school aged home. J. Kor. Hort. Sci. Technol 2010;28:166–167.
Kim KH, Kim GH. Factors related to happiness in first year women nursing students. J Korean Acad. Psychiatr Ment. Health Nurs 2012;21(2): 149–157.
Kim YO. Effect of horticultural therapy on the mental health and stress in teenage students. MS Thesis 2001;Seoul, Korea: Konkuk University.
Kim T H. The research of factors which effect on the female juvenile delinquent’s ecidivism. MS Thesis 2008;Korea: Kyunggi University.
Lee SM, Moon JH, Jeong SJ, Kim KM. Effects of horticultural therapy program focusing on cultivation activities for male juvenile prisoners on mental health. J. Korean Soc. People Plants Environ 2013;16(6): 369–376.
Lee SM. Analysis of the effects of horticultural therapy to each client and the economic value by income approach. PhD Dissertation 2006;Choenan, Korea: Dankook University.
Nam SM. Application of horticultural therapy to middle school pupils. MS Thesis 2003;Seoul, Korea: Seoul Women's University.
Ostir GV, Markides KS, Black SA, Goodwin JS. Emotional well being predicts subsequent functional independence and survival. Journal of the American Geriatrics Society 2000;48:473–478.
Seligman MEP. Authentic happiness: Using the new positive psychology to realize your potential for lasting fulfillment 2002;New York, USA: Free Press.
Seligman MEP, Rashid T, Parks AC. Positive psychotherapy. American Psychologist 2006;61(8): 774–788.