1 Kohn, A, "경쟁을 넘어서" 비봉출판사 1995
2 Orr, D. W., "The nature of design: ecology, culture, and human intention" Oxford University Press 2002
3 Lovelock, J., "The age of Gaia" W. W. Norton & Company 1988
4 Jonad, H., "Tecbnik, Medizin and Etbik"
5 Kesson, K., "On Bumblebees and Pleiades: Schooling" 2 (2): 28-32, 2005
6 Wentz, Peters, "Environmental Ethics Today" Oxford University Press 2001
7 Orr, D. W., "Ecological Literacy: Education and the Transition to a postmodern World" State University of New York Press 1992
8 Kesson, K, "Critical Theory and Holistic Education: Carrying On the Conversation, In he Renewal of Meaning" Holistic Education Press 92-110, 1993
9 Leopold, A., "A sand county almanac with essays on conversation from round river, In Environmental Ethics Today" Oxford University Press 2001
1 Kohn, A, "경쟁을 넘어서" 비봉출판사 1995
2 Orr, D. W., "The nature of design: ecology, culture, and human intention" Oxford University Press 2002
3 Lovelock, J., "The age of Gaia" W. W. Norton & Company 1988
4 Jonad, H., "Tecbnik, Medizin and Etbik"
5 Kesson, K., "On Bumblebees and Pleiades: Schooling" 2 (2): 28-32, 2005
6 Wentz, Peters, "Environmental Ethics Today" Oxford University Press 2001
7 Orr, D. W., "Ecological Literacy: Education and the Transition to a postmodern World" State University of New York Press 1992
8 Kesson, K, "Critical Theory and Holistic Education: Carrying On the Conversation, In he Renewal of Meaning" Holistic Education Press 92-110, 1993
9 Leopold, A., "A sand county almanac with essays on conversation from round river, In Environmental Ethics Today" Oxford University Press 2001