000
00312nam a2200121Ia 4500
008
220201s2007 xx 000 0 eng d
100
_a
DUBEY SHIV
245
0
_a
TEXT BOOK OF REFRIGERATION & AIR CONDITIONING
260
_a
DELHI
_b
DHANPAT RAI & CO
_c
2007
300
_a
352
700
_a
BHARGAVA S K
942
_2
ddc
999
_c
94221
_d
94221