000
00300nam a2200109Ia 4500
008
220201s1963 xx 000 0 eng d
100
_a
Indian Standrard Institute
245
0
_a
Code of practice for magnesium oxychloride composition floors-658
260
_b
Delhi
_c
1963
300
_a
17
942
_2
ddc
999
_c
72691
_d
72691