00561nam a2200205Ia 45000010006000000050017000060070003000230080041000260400025000670410008000920820018001001000022001182450057001402500013001972600053002103000018002635000044002816530012003256530018003374226520240114003457.0ta080614s2005           g     b000 u 903 u  aCotton College,Assam  a903  a530bRo 13 Qu  aRovelli , Carlo . 0aQuantum Gravity /cCarlo Rovelli.hTextual Documents  aIst ed /  aCambridge :bCambridge University Press ,c2005.  a458p ;c24cm.  aIssued to the Dept Physics Acc No 90911  aPhysics  aPhysics Deptt