000			00281nam a2200121Ia 4500
008			180208s9999||||xx |||||||||||||| ||und||
020			_a6474
100			_aARORA;DUMKUNDWAR;
245		0	_aHEAT AND MASS TRANSFER
250			_aThird
260			_bNone _c1987
650			_aPRINCIPLES ; TELEPHONY
942			_cGBB
999			_c12970 _d12970