TY  - BOOK
AU  - British Standard Institution
TI  - Code of practice for access and working scaffolds and special scaffold structures in steel
SN  - 0580121925
U1  - REF TH/5281 
PY  - 1981///
CY  - London
PB  - British Standards Institution
KW  - Scaffolding, Metal -- Specifications.
ER  -