TY - BOOK AU - Aw,P.C. TI - 1981 production statistic for clay, sand and rock-based industries in Peninsular Malaysia PY - 1983/// KW - Geology KW - Statistic KW - Malaysia N2 - This reports gives the production statistic for rock aggregates, bricks and sand/gravels while the statistic for crushed stones and common bricks are fairly complete the figures for sand/gravel are very much under quoted ER -