European Chemicals Agency. Guidance on labelling and packaging in accordance with regulation (EC) No 1272/2008.
Citazione stile Chigago Style (17a edizione)European Chemicals Agency. Guidance on Labelling and Packaging in Accordance with Regulation (EC) No 1272/2008.
Citatione MLA (9a ed.)European Chemicals Agency. Guidance on Labelling and Packaging in Accordance with Regulation (EC) No 1272/2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.