Edmund Burke and International Relations: the Commonwealth of Europe and the Crusade against the French Revolution, (Macmillan, 1995).
At Home in the World: Canada's Global Vision for the 21st Century (HarperCollins)
The Return of History: Conflict, Migration, and Geopolitics in the Twenty-First Century House of Anansi Press Inc.
『歴史の逆襲―21世紀の覇権、経済格差、大量移民、地政学の構図』朝日新聞出版 2017年
編著
Humanitarian Intervention and International Relations, (Oxford University Press, 2004).
共編著
Empire and Community: Edmund Burke's Writings and Speeches on International Relations, co-edited with David P. Fidler, (Westview Press, 1999).
Exporting Good Governance: Temptations and Challenges in Canada's Aid Program, co-edited with Ngaire Woods, (Wilfrid Laurier University Press, 2007).
The United Nations Security Council and War: the Evolution of Thought and Practice since 1945, co-edited with Vaughan Lowe, Adam Roberts and Dominik Zaum, (Oxford University Press, 2008).