APA

,, . (1983). Protocol amending the European agreement on the restriction of the use of certain detergents in washing and cleaning products. Strasbourg: Council of Europe.

Chicago

,, . 1983. Protocol amending the European agreement on the restriction of the use of certain detergents in washing and cleaning products. Strasbourg: Council of Europe.

Harvard

,, . (1983). Protocol amending the European agreement on the restriction of the use of certain detergents in washing and cleaning products. Strasbourg: Council of Europe.

MLA

,, . Protocol amending the European agreement on the restriction of the use of certain detergents in washing and cleaning products. Strasbourg: Council of Europe. 1983.