00614nam a2200217Ia 4500001000500000005001700005007000300022008004100025020000700066040002500073041000800098082002300106100002600129245008700155250001400242260005200256300001900308653001200327653004200339653001500381865320240113234126.0ta050720s1991           g     b000 u eng u  cHB  aCotton College,Assam  aeng  a553.2954bDa 26 Hy  aDas, Dhirendra Nath . 0aHydrocarbon Deposits of North East India /cDhirendra Nath Das.hTextual Documents  a1st ed. /  aGuwahati :bAll Assam Geological Forum ,c1991.  a143p. ;c26cm.  aGeology  aHydrocarbon deposits-North East India  aPG-Geology