000 00352nam a2200157Ia 4500
008 220601s1988 xx 000 0 eng d
020 _qH B
041 _aEnglish
082 _aH 553.8
_bVYA M8
100 _aVyas, S N
245 0 _aGemology (H)
260 _aDelhi
_bGyan Ganga
_c1988
650 _aGeneral
700 _aVyas R S
942 _2ddc
_cBK
999 _c13435
_d13435