000
00295nam a2200121Ia 4500
008
220201s1972 xx 000 0 eng d
082
_b
ISI
100
_a
ISI
245
0
_a
Code of practice for day lighting of factory buildings
260
_a
New Delhi
_b
ISI
_c
1972
300
_a
26
942
_2
ddc
999
_c
20231
_d
20231