Urquhart, B., & Childers, E. (1996). A world in need of leadership: Tomorrow's United Nations - a fresh appraisal (2nd rev. ed.). Dag Hammarskjold Foundation.
Chicago-viite (17. p.)Urquhart, Brian, ja Erskine Childers. A World in Need of Leadership: Tomorrow's United Nations - a Fresh Appraisal. 2nd rev. ed. Uppsala, Sweden: Dag Hammarskjold Foundation, 1996.
MLA-viite (9. p.)Urquhart, Brian, ja Erskine Childers. A World in Need of Leadership: Tomorrow's United Nations - a Fresh Appraisal. 2nd rev. ed. Dag Hammarskjold Foundation, 1996.
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