Almanac of American Military History: [4 volumes]

Private Armed Forces and Global Security: A Guide to the Issues

The Encyclopedia of the Wars of the Early American Republic, 1783–1812: A Political, Social, and Military History [3 volumes]

Women in the United States Armed Forces: A Guide to the Issues

Modern Conflict in the Greater Middle East: A Country-by-Country Guide

The Missile Defense Systems of George W. Bush: A Critical Assessment

The Encyclopedia of the Mexican-American War: A Political, Social, and Military History [3 volumes]

Pearl Harbor: The Essential Reference Guide

World War II at Sea: An Encyclopedia [2 volumes]

The Encyclopedia of the Spanish-American and Philippine-American Wars: A Political, Social, and Military History [3 volumes]

Tanks: An Illustrated History of Their Impact

Wars That Changed History: 50 of the World's Greatest Conflicts

The Civil War Naval Encyclopedia: [2 volumes]

U.S. Leadership in Wartime: Clashes, Controversy, and Compromise [2 volumes]

World War II: The Definitive Encyclopedia and Document Collection [5 volumes]

American Civil War: The Definitive Encyclopedia and Document Collection [6 volumes]

The Encyclopedia of the Cold War: 5 volumes [5 volumes]

The Encyclopedia of Middle East Wars: The United States in the Persian Gulf, Afghanistan, and Iraq Conflicts [5 volumes]

A Global Chronology of Conflict: From the Ancient World to the Modern Middle East [6 volumes]

The Cold War: The Definitive Encyclopedia and Document Collection [5 volumes]