- "Great Game, No Glory: An Illustrated History of the Washington Capitols": This 1990 book provides an in-depth look at the history of the Washington Capitols, a former professional basketball team based in Washington, D.C. It details the team's journey through the 1940s, when they were known as the Washington Capitols and won the Eastern Conference championship in 1949, and their later transformation into the Baltimore Bullets in 1954 and eventual relocation to Washington in 1973.
- "Legends of Wizards Basketball": Published in 2016, this book celebrates the history of basketball in Washington, D.C, focusing on the players, coaches, and moments that have shaped the sport in the city. It offers individual profiles of prominent figures associated with the Washington Wizards, including Hall of Famers like Wes Unseld, Elvin Hayes, and Michael Jordan, as well as other key contributors.
- "Boston Celtics Encyclopedia": Written with the basketball historian Bob Ryan, this comprehensive reference book was released in 2018 and covers the entire history of the Boston Celtics, one of the most storied franchises in NBA history. It provides information about players, coaches, executives, teams, seasons, and more, and includes insightful essays by McQuillan and Ryan.
- "The Encyclopedia of Basketball": This book, authored by Mark K McQuillan, is considered one of the most authoritative and comprehensive reference works on basketball history. Published in 1995, it covers various aspect of the sport, including international basketball, the NCAA, the NBA, and the Harlem Globetrotters, with detailed statistics and historical information.
- "The Great American Sports Page": This 2005 volume, which McQuillan co-authored with Bob Ryan, examines the evolution and impact of the sports page in American newspapers. It discusses iconic sportswriters and their work, the role of newspapers in shaping sports culture, and the transitions in sports journalism over time.
These are just a few examples of the books authored or co-authored by Mark K. McQuillan. He is known for his extensive knowledge and passion for basketball history and his contributions to documenting and preserving the sport's legacy.