Science. Red. Feldman D. and . - Kazan: Kazan . un-ta, 1976. - 126 c. The monograph explores the main problems of the institution of extradition of criminals in modern international law. The author examines in detail the separate theoretical and practical aspects of the problem of extradition of criminals , analyzes the application of the institution of extradition to war criminals and persons , committed a crime against humanity , Also investigates the regulation of extradition of criminals in relations between socialist countries. The book is intended for specialists in the field of international law and international relations, for workers dealing directly with the extradition of criminals, for readers interested in the international fight against crime . Foreword by . Historical sketch of the institution of extradition of criminals in international law . Theoretical aspects of the institution of extradition of criminals in modern international law . Extradition of criminals . Reasons for extradition . Crimes involving extradition . The extent of criminal prosecution of the extradited person . Grounds for refusal of extradition . Application of the institution of extradition to persons who have committed crimes against humanity . Extradition of criminals under legal aid treaties between socialist countries. Notes. Annex