1
od Price, Jennie.
Izdano 1994
...British Constructional Steelwork Association....
Knjiga
2
Izdano 1992
...British Constructional Steelwork Association....
Knjiga
3
Izdano 1994
...British Constructional Steelwork Association....
Knjiga
4
...British Constructional Steelwork Association....
Knjiga
5
od Weller, A. D., Allen, P. H.
Izdano 1991
...British Constructional Steelwork Association....
Knjiga
6
Izdano 1962
...British constructional steelwork association (London)....
Knjiga