CONSTRUCTION, I. B. (1997). Code Of Practice For The Selection Of Main Contractors Construction Industry Board. Thomas Telford.
Chicago-referens (17:e uppl.)CONSTRUCTION, Industry Board. Code Of Practice For The Selection Of Main Contractors Construction Industry Board. Thomas Telford, 1997.
MLA-referens (8:e uppl.)CONSTRUCTION, Industry Board. Code Of Practice For The Selection Of Main Contractors Construction Industry Board. Thomas Telford, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.