000
00295nam a2200109Ia 4500
008
220201s1968 xx 000 0 eng d
100
_a
Indian Standard Institute
245
0
_a
IS:1391-1960 Specification for room air conditions
260
_b
ISI Manak bhawan
_c
1968
300
_a
11
942
_2
ddc
999
_c
77315
_d
77315