TY - BOOK AU - Kotagama, Hemasiri TI - Estimates of Environmental Unit Values in Sri Lanka Applicable to Extended Benefit Cost Analysis of Investment Project PY - 1998/// CY - Peradeniya PB - The Postgraduate Institute of Agriculture, University of Peradeniya KW - ENVIRONMENTAL UNIT KW - INVESTMENT PROJECT KW - PAMPHLET BOX 191 KW - PERADENIYA UNIVERSITY ER -