Pronk, J., & Haq, M. u. (1992). The Hague report: Sustainable development : from concept to action : summarising the main conclusions of the Hague Symposium, held on 25-27 November 1991 and attended by about 40 leading thinkers from all over the world. [s.n.].
Chicago Style (17th ed.) CitationPronk, Jan, and Mahbub ul Haq. The Hague Report: Sustainable Development : From Concept to Action : Summarising the Main Conclusions of the Hague Symposium, Held on 25-27 November 1991 and Attended by About 40 Leading Thinkers from All over the World. [S.l.]: [s.n.], 1992.
MLA (9th ed.) CitationPronk, Jan, and Mahbub ul Haq. The Hague Report: Sustainable Development : From Concept to Action : Summarising the Main Conclusions of the Hague Symposium, Held on 25-27 November 1991 and Attended by About 40 Leading Thinkers from All over the World. [s.n.], 1992.