APA
United Nations Conference on Trade and Development, United nations conference on trade and development & United Nations Conference on Trade and Development. (1978). Generalised system of preferences and the multilateral trade negotiations. New: York United Nations USA.
Chicago
United Nations Conference on Trade and Development, United nations conference on trade and development and United Nations Conference on Trade and Development. 1978. Generalised system of preferences and the multilateral trade negotiations. New: York United Nations USA.
Harvard
United Nations Conference on Trade and Development, United nations conference on trade and development and United Nations Conference on Trade and Development. (1978). Generalised system of preferences and the multilateral trade negotiations. New: York United Nations USA.
MLA
United Nations Conference on Trade and Development, United nations conference on trade and development and United Nations Conference on Trade and Development. Generalised system of preferences and the multilateral trade negotiations. New: York United Nations USA. 1978.