000 00290nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aGeorge, N.
245 0 _aUnivesity instruction in geology
260 _bUnesco
_aParis
_c1965
942 _c1
999 _c102360
_d102360