000 00297nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aR.L.Kotpal
245 0 _aEchinodermata
250 _a3rd Ed
260 _aMeerut
260 _b-
260 _c1973
650 _aEchinodermata
942 _cBK
999 _c3335
_d3335