South Asia Co-operative Environment Programme

• 
  Bhutan: State of the Environment, 2001
  by United Nations Environment Programme, Tata Energy Research Institute, South Asia Co-operative Environment Programme, Bhutan
  Hardcover, United Nations Environment Programme, ISBN 9280720155 (92-807-2015-5)
• 
  Harmonising Environment and Development in South Asia
  by United Nations Environment Programme, Norway, K. H. J. Wijayadasa, South Asia Co-operative Environment Programme
  Hardcover, South Asia Co-operative Environment Programme, ISBN 9559574000 (955-95740-0-0)