000 00239nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aKUMAR D S
245 0 _aTHERMAL SCIENCE & ENGG
260 _bKATARIA & SONS ( DELHI )
942 _2ddc
_cBTECH
999 _c4375
_d4375