* The World as a Political System
* The Process of Democratization: A Comparative Study of Modernization, Power Sharing and Political Stability
* Conflict Resolution as a Political Process
* The United Nations and the Superpowers: A Study in Conflict Management
* Women in Politics: A Global Review of Women in Legislative Assemblies
* The Challenges of Peace: A Global Analysis of Conflict and Cooperation
Articles
* "The Political System of the World" (1962)
* "National Images and International Systems" (1964)
* "The Concept of Power in International Relations" (1967)
* "Conflict and Cooperation in the International System" (1968)
* "The United Nations: A Study in Conflict Management" (1969)
* "Women and Power: A Global Perspective" (1976)
* "Democratic Peace Theory: A Reconsideration" (1985)
* "Conflict Resolution as a Political Process" (1990)
* "Women and Peace: A Research Agenda" (1994)
* "The Challenges of Peace: A Global Analysis of Conflict and Cooperation" (2002)