000
00263nam a2200109Ia 4500
008
220201s1981 xx 000 0 eng d
100
_a
Punmia, BC
245
0
_a
Reinforced concrete structure
260
_b
Standard Book House
_c
1981
300
_a
956
942
_2
ddc
999
_c
81335
_d
81335