000
00251nam a2200109Ia 4500
008
220201s1980 xx 000 0 eng d
100
_a
Handoo & Puri
245
0
_a
Concrete technology
260
_b
Satya Prakashan
_c
1980
300
_a
25
942
_2
ddc
999
_c
81736
_d
81736