TY - GEN AU - Sandapala , Amrasena TI - ගෝලීය පරිසර අර්බුදය SN - 955967529 U1 - 363.7 PY - 1999/// CY - Kurunegala PB - Author KW - THE LONDON CONVENTION KW - THE BARCELONA CONVENTION KW - MARPOL KW - GLOBAL ENVIRONMENTAL PROBLEM KW - ENVIRONMENTAL SCIENCE KW - SOCIAL PROBLEMS & SERVICES KW - ELNINO ER -