APA

United Nations Conference on Trade and Development. Trade and Develo pment Board, . (1990). Report of the intergovernmental Group of Experts on Further Promotio n of Inter-systems Trade, held at the Palais des Nations, Geneva, from 27 November to 1 December 1989. Geneva: United Nations.

Chicago

United Nations Conference on Trade and Development. Trade and Develo pment Board, . 1990. Report of the intergovernmental Group of Experts on Further Promotio n of Inter-systems Trade, held at the Palais des Nations, Geneva, from 27 November to 1 December 1989. Geneva: United Nations.

Harvard

United Nations Conference on Trade and Development. Trade and Develo pment Board, . (1990). Report of the intergovernmental Group of Experts on Further Promotio n of Inter-systems Trade, held at the Palais des Nations, Geneva, from 27 November to 1 December 1989. Geneva: United Nations.

MLA

United Nations Conference on Trade and Development. Trade and Develo pment Board, . Report of the intergovernmental Group of Experts on Further Promotio n of Inter-systems Trade, held at the Palais des Nations, Geneva, from 27 November to 1 December 1989. Geneva: United Nations. 1990.