000 00663nam a2200265Ia 4500
001 45732
005 20240114003723.0
007 ta
008 090322s1980 g b000 u 465 u
020 _cHB
040 _aCotton College,Assam
041 _a465
082 _a552
_bTy 985 Pr
100 _aTyrrell, G W .
245 0 _aThe Principles of Petrology /
_cG W Tyrrell.
_hTextual Documents
250 _a1st ed /
260 _aBombay :
_bB I Publication ,
_c1980.
300 _a349 p ;
_c20 cm.
653 _aT/G- Earth Science
942 _2ddc
_cBK
999 _c45697
_d45697