Frei, Daniel Risks of unintentional nuclear war / by Daniel Frei with the collaboration of Christian Catrina - Geneva : United Nations Institute for Disarmament Research, 1983 - xxxi, 255 p. ; 25 cm. Bibliography: p. 231-255 ISBN: 0709910304 PND 7.95 086598106x Subjects--Topical Terms: Nuclear warfareNuclear disarmament Dewey Class. No.: 355.0217