Unfinished business : the negotiation of the CTBT and the end of nuclear testing / Rebecca Johnson, United Nations Institute for Disarmament Research. Johnson, Rebecca. United Nations Institute for Disarmament Research. Weapons, Nuclear. Nuclear arms control International cooperation. Nuclear nonproliferation. 327.1747 JOU Includes bibliographical references. New York ; Geneva : United Nations, 2009. 2009. 2009 Text xviii, 363 p. ; eng