M. Roberts · Mary Roberts · P. M. · Priscilla M. Roberts · Priscilla Roberts
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Cold War: A Student Encyclopedia | 978-1-85109-847-7 | 2007 | John S.D. Eisenhower · Spencer Tucker |
| Encyclopedia of the Arab-Israeli Conflict, The: A Political, Social, and Military History | 978-1-85109-842-2 | 2008 | Spencer Tucker |
| The Encyclopedia of the Arab-Israeli Conflict: A Political, Social, and Military History | 978-1-85109-841-5 | 2008 | " |
| The Encyclopedia of the Cold War: A Political, Social, and Military History | 978-1-85109-701-2 | 2007 | John S.D. Eisenhower · Spencer Tucker |
| The Encyclopedia of World War I: A Political, Social, and Military History | 978-1-85109-420-2 | 2005 | Spencer Tucker |
| World War I: A Student Encyclopedia | 978-1-85109-879-8 | 2005 | John S.D. Eisenhower · Spencer Tucker |
| World War II: A Student Encyclopedia | 978-1-85109-858-3 | 2006 | Spencer Tucker |
| World War II: A Student Encyclopedia | 978-1-85109-857-6 | 2004 | " |