000
00269nam a2200109Ia 4500
008
220201s1984 xx 000 0 eng d
100
_a
Aggarwal,RK etc.
245
0
_a
T.B of concrete technology
260
_b
India publishing House
_c
1984
300
_a
193
942
_2
ddc
999
_c
83489
_d
83489