| Civil Uprisings in Modern Sudan : The ''Khartoum Springs'' of 1964 and 1985 / W. J. Berridge is Lecturer in Global History at the University of Northampton, UK. |
| Civil Uprisings in Modern Sudan : The ''Khartoum Springs'' of 1964 and 1985 / W. J. Berridge is Lecturer in Global History at the University of Northampton, UK. |