000 00317nam a2200121Ia 4500
008 250430s9999||||xx |||||||||||||| ||und||
082 _aARO
_b658.85
100 _aARORA S C
_958265
245 2 _aA COURSE IN REFRIGERATION AND AIR CONDITIONING
260 _bDHANPAT RAI & SON
_aNEW DELHI
300 _aC-19
942 _cBK
999 _c68768
_d68768