TY - GEN AU - Abelson, Peter TI - Project Appraisal and Valuation of the Environment: General Principles and six case-studies in developing countries SN - 0333639162 AV - HC 59.72/ABE PY - 1996/// CY - New York PB - Macmillan Press KW - Developing Countries KW - Economic Development Projects -- Developing Countries -- Evaluation ER -