1. The Nobel Peace Prize and the laureates;Abrams,1988
2. Reflections on the first century of the Nobel Peace Prize;Abrams;Peace and Change,2001
3. Champions of peace;Gray,1976
4. The Nobel Peace Prize and the laureates,1994
5. The Nobel Peace Prize, 1901–1939: The decision-making process;Libaek;Peace and Change,2001