Fourth certification of changes to schedules to the General agreement on tariffs and trade =
Subtitle: Quatrième certification de changements apportés aux listes annexées à l'Accord Général sur les tarifs douaniers et le commerce.
Contributors: General Agreement on Tariffs and Trade (Organization).
Publisher: The Contracting Parties to the General Agreement on Tariffs and Trade
Published: 1979
Place of publication: Geneva
Language: eng
Number of pages: 517
Subjects: Tariff -- Law and legislation
Other titles: Quatrième certification de changements apportés aux listes annexées à l'Accord Général sur les tarifs douaniers et le commerce.
Notes: English and French.

"20 April 1979."