TY - GEN AU - Deraniyagala , S.P. AU - Bandara , H.M.N. AU - Fernando , J.N.O. AU - Kularatne , K.W.S. AU - Munasiri , B. TI - Inorganic chemistry part I U1 - 546 PY - 1988/// CY - Nugegoda PB - Open University KW - Chemistry KW - Inorganic Chemistry ER -