|Conducting Environmental Impact Assessment in Developing Countries (United Nations University, 1999, 375 p.)|
1. Environmental Impact Assessments, USEPA, EPA/600/m-91/037, March 1992.
2. Environmental Impact Assessments in Development Co-operation, Directorate-General for International Co-operation, Dutch Ministry of Foreign Affairs, February 1993.
3. Directory of Impact Assessments Guidelines, after B. Sadler, Proposed Framework for the International Study of the Effectiveness of EA, 1994.