(1971). Comparative study of certain provisions in member states for controlling air pollution: (as of 1 January 1970).
Chicago Style (17th ed.) CitationComparative Study of Certain Provisions in Member States for Controlling Air Pollution: (as of 1 January 1970). Strasbourg, 1971.
MLA (9th ed.) CitationComparative Study of Certain Provisions in Member States for Controlling Air Pollution: (as of 1 January 1970). 1971.
Warning: These citations may not always be 100% accurate.