00298nam a2200133 4500 9552308283 677 WIM 007560 Wimalaweera,W.A. 357 Natural Fibres Open University of Sri Lanka 2000 50 Fibres 358 BK 5044 5044 0 0 0 NFIC IC IC GEN 2024-06-10 0 677 WIM 007560 2024-06-10 12:42:14 2024-06-10 BK