Ressourcer om historie
- The Oxford Companion to Irish History / ed. by S.J. Connolly. 2007
- The Oxford Companion to Scottish History / ed. by Michael Lynch. 2007
- Encyclopedia of Russian History / ed. by James Millar. 2004
- The Oxford Companion to British History / ed. by John Cannon. 2002
- The regions of Italy. A Reference Guide to History and Culture / ed. by Roy Domenico. 2002
- Dictionary of Late Medieval England, 1272-1485 / ed. by Ronald H. Fritze and William B. Robison. 2002
- One Europe, Many Nations. A Historical Dictionary of European National Groups / ed. by James B. Minahan. 2000
- Historical Dictionary of World War II France: The Occupation, Vichy, & the Resistance, 1938-1946 / ed. by Bertram M. Gordon. 1998
- Dictionary of the Holocaust: Biography, Geography, and Terminology / ed. by Philip E. Rosen. 1997
- Historical Dictionary of Germany's Weimar Republic, 1918-1933 / ed. by C. Paul Vincent. 1997
- Encyclopedia of the Great Depression / ed. by Robert S. McElvaine. Bd. 1-2. 2004
- Encyclopedia of American Foreign Policy / ed. by Richard Dean Burns, Alexander DeConde, and Fredrik Logevall. Bd. 1-3. 2003
- Vietnam War Reference Library / ed. by Kevin Hillstrom. Bd. 1-5. 2001
- Encyclopedia of the American Constitution / ed. by Leonard W. Levy and Kenneth L. Karst. Bd. 1-6. 2000
