Columbia subject headings:
European Agreement Concerning the International Carriage of Dangerous Goods by Inland Waterways (ADN)
Hazardous substances--Transportation--Law and legislation--Europe.
Inland water transportation--Law and legislation--Europe.
Harvard subject headings:
European Agreement Concerning the International Carriage of Dangerous Goods by Inland Waterways (ADN)
Hazardous substances--Transportation--Law and legislation--Europe--Congresses.
Inland water transportation--Law and legislation--Europe--Congresses.
Princeton subject headings: