00298pam a2200121 a 4500020002400000041000500024082001000029100002600039245005800065250001200123260003300135300000800168  a978-81-203-0059-0c  h  a551.8  aBillings M.P.eAuthor  aStructural GeologycBillings M.P.hTextual Documents   a3rd Ed.  bPHI Learning Pvt. Ltd.c2013  a606