000 00403nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a551
_bSc416
110 _aScientific American
245 _aPlanet earth
260 _aNew York
_bSimon and Schuster
_c1957
300 _aviii,168p.
650 _aEarth science
650 _aGeology
942 _cBK
999 _c47634
_d47634