000
00290nam a2200121Ia 4500
008
220201s2007 xx 000 0 eng d
082
_a
621.56
_b
PIT
100
_a
Pita,EG
245
0
_a
Aair conditioning Principle & Systems
260
_b
New Delhi:PHI
_c
2007
300
_a
524
942
_2
ddc
999
_c
87952
_d
87952