000 00357nam a2200145Ia 4500
008 200615s9999||||xx |||||||||||||| ||und||
020 _a9788121927819
082 _a624
_bATE-R
100 _aR.S.KHURMI
245 2 _aA TEXTBOOK OF REFRIGERATION AND AIR CONDITIONING
250 _a1ST
260 _anew delhi
_bS.CHAND
_c2017
300 _a650
942 _cBK
999 _c28878
_d28878