APA

Council of Europe, Studies and Texts Series 16, . (1990). Improving traffic and quality of life in metropolitan areas. Conference, Göteborg, 12-14 June 1990. Working documents and conclusions. Strasbourg: Council of Europe.

Chicago

Council of Europe, Studies and Texts Series 16, . 1990. Improving traffic and quality of life in metropolitan areas. Conference, Göteborg, 12-14 June 1990. Working documents and conclusions. Strasbourg: Council of Europe.

Harvard

Council of Europe, Studies and Texts Series 16, . (1990). Improving traffic and quality of life in metropolitan areas. Conference, Göteborg, 12-14 June 1990. Working documents and conclusions. Strasbourg: Council of Europe.

MLA

Council of Europe, Studies and Texts Series 16, . Improving traffic and quality of life in metropolitan areas. Conference, Göteborg, 12-14 June 1990. Working documents and conclusions. Strasbourg: Council of Europe. 1990.