00278pam a2200121 a 4500020002400000041000500024082001000029100001900039245004500058250001200103260003300115300000800148  a978-81-203-0145-0c  h  a511.5  aDeo N.eAuthor  aGraph TheorycDeo N.hTextual Documents   a1st Ed.  bPHI Learning Pvt. Ltd.c2012  a478