00410nam a22001577a 4500 666 TAN Tantrigoda,R.U Ceramic Materials -Unit 11 Colombo Open University 2001 97p Industrial Chemistry CHU 3237- Experimental copy Bachelor Science :Level 5 Industrial chemistry,ceremic OUSL REF 649 649 0 0 0 NFIC IC IC GEN 2015-05-20 425.00 0 666 TAN 003151 2015-05-20 00:00:00 2015-05-20 REF