(1987). Legislation on dangerous substances: Classification and labelling in the European Communities. Office for Official Publications of the European Communities.
Cita Chicago (17th ed.)Legislation on Dangerous Substances: Classification and Labelling in the European Communities. Luxemburg: Office for Official Publications of the European Communities, 1987.
Cita MLA (9th ed.)Legislation on Dangerous Substances: Classification and Labelling in the European Communities. Office for Official Publications of the European Communities, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.