British Standards Institution. (1974). Air-cooled blastfurnace slag coarse aggregate for concrete (2nd revision.). British Standards Institution.
Chicago-referens (17:e uppl.)British Standards Institution. Air-cooled Blastfurnace Slag Coarse Aggregate for Concrete. 2nd revision. London: British Standards Institution, 1974.
MLA-referens (8:e uppl.)British Standards Institution. Air-cooled Blastfurnace Slag Coarse Aggregate for Concrete. 2nd revision. British Standards Institution, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.