000 00392nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a551.22
_bW179
100 _aWalker G W
245 _aModern seismology
260 _aLondon
_bLongmans-Green
_c1913
300 _axii,88p.
650 _aGeology
650 _aSeismology
942 _cBK
999 _c103770
_d103770