OPEN Univeristy of Sri Lanka Perera, Sarath D. Course of study leading to the degree of bachelor of science elvel4, CHU 2123 inorganic chemistry-part 4, (coordination chemistry) / by Sarath D.Perera; edited by S.C.Murugan - Nugegoda The Open University of Sri Lanka 1996 - 109 p. ISBN: 955230640X Dewey Class. No.: 546 / OPE