TY - GEN AU - Hearath, H. M. B. S. TI - An Economic approach to manage industrial water pollution : case of Kelani river basin in Sri Lanka PY - 2002/// CY - Colombo, Dept. of National Planning KW - INDUSTRIAL WASTE KW - WATER POLLUTION-KELANI RIVER KW - POLLUTION N1 - ISBN 955901708X; Research problems; Research methodology ER -