000 00380nam a2200157Ia 4500
020 _a9812084304
040 _cPK-LaCSN
082 _bT-1510
_a500
100 _a"Hoong,Tho Lai"
245 0 _aScience Practical 1b
260 _b,Pan Pacific Publications
_asingapore
_c1997
300 _a64
942 _2ddc
_cBK
999 _c673276
_d673276