000 00298nam a22001097a 4500
008 241111b ||||| |||| 00| 0 eng d
100 _aChow Weng Sum
245 _aGeological Investigation at The Bersia Quarry, Grik, Perak : RAK (C11)
250 _aNo. E(G) 3/1979
260 _c1979
942 _2ddc
999 _c25850
_d25850