රබර් පුවත් : සියවස් විශේෂ සමරු කලාපය
Rubber puwath : siyawasa wishesha samaru kalapaya
Entered as a journal by PR and sent to SLSC
RUBBER INDUSTRY - SRI LANKA : HISTORIC TIMES - Sri lanka : MEDIAEVAL AND MODERN TIMES - Sri LANKA
678.032:904(548.7) / R8
Entered as a journal by PR and sent to SLSC
RUBBER INDUSTRY - SRI LANKA : HISTORIC TIMES - Sri lanka : MEDIAEVAL AND MODERN TIMES - Sri LANKA
678.032:904(548.7) / R8