000 00412nam a2200169Ia 4500
008 211115s9999 xx 000 0 und d
020 _a0 85312 128 1
041 _aeng
082 _aC21:(H19:164)
_bL9
100 _aElwell D., .
245 0 _aMan-Made Gemstones /
250 _a1st ed /
260 _aEngland :
_bEllis Horwood Limited ,
_c1981
300 _a191p ;
650 _aPhysics
942 _cTB
999 _c24379
_d24379