J. Joseph Hewitt, Jonathan Wilkenfeld, Ted Robert Gurr, with Birger Heldt, guest editor.Center for International Development and Conflict Management, University of Maryland[2012]<A74-B414>
edited by David A. Backer, Ravi Bhavnani and Paul K. HuthCIDCM, Center for International Development and Conflict Management, University of Maryland2016
J. Joseph Hewitt, Jonathan Wilkenfeld, Ted Robert Gurr ; with Birger Heldt, guest editorCenter for International Development and Conflict Management, University of Marylandc2012