00405nam a2200157Ia 4500008004100000020001500041082001400056100001600070245002800086250000600114260004700120300000800167650001800175650004200193653001200235170901s1985    xx            000 0 und d  a8120400542  a550bS48I  aSinha, R.K. 0aIntroduction to Geology  a2  aNew DelhibOxford and IBH Publishingc1985  a159  aPure Sciences  aScience of the earth and other worlds  aGeology