000 00289nam a2200121Ia 4500
008 240112s9999 xx 000 0 und d
100 _aHarnam Singh
245 0 _aPrinciples of heat
250 _a6
260 _a New Delhi
_bAtma Ram & Sons
_c1965
650 _aHeat; Physics
942 _cBK
999 _c38831
_d38831