000 00366nam a2200157Ia 4500
008 200130s9999||||xx |||||||||||||| ||und||
040 _aMAIN
041 _aEnglish
082 _a551.22
_bRIC
100 _aRichter,Charles F
245 0 _aELEMENTARY SEISMOLOGY
260 _bEurasia Publishing house
_aNew Delhi
300 _bHBB
650 _aGEOLOGY
942 _cBK
999 _c7926
_d7926