000
003000000a22001330004500
245
_a
Concrete shell roofs
100
_a
Wilby, C.B.
100
_a
Khwaja, I.
260
_a
London
_b
Applied Science Publishers
_c
1977
300
_a
327 p.
080
_a
624.074.4
_b
W5
041
_a
EN
942
_c
BK
999
_c
103789
_d
103789