Martin, M.(1987).The Soviet union under Gorbachev / editor, Martin McCauley .London:MacMillan in Association with the School of Slavonic and East European Studies University of London.
Gaya MLA
McCauley, Martin."The Soviet union under Gorbachev / editor, Martin McCauley".London:MacMillan in Association with the School of Slavonic and East European Studies University of London,1987.Textbook.