000 00401nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a551.4
_bAl427
100 _aAllen J R L
245 _aPhysical geology
260 _aLondon
_bGeorge Allen and Unwin
_c1975
300 _a141p.
650 _aGeology
650 _aPhysical geology
942 _cBK
999 _c68748
_d68748