Institution, 8. B. S. Colours for enamels on metal and ceramic bases.
Citazione stile Chigago Style (17a edizione)Institution, 8096 British Standards. Colours for Enamels on Metal and Ceramic Bases.
Citatione MLA (9a ed.)Institution, 8096 British Standards. Colours for Enamels on Metal and Ceramic Bases.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.