| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Comedian Harmonists: The Last Great Jewish Performers in Nazi Germany | 978-0-9713979-1-0 (0-9713979-1-0) | 2010 | |
| THE ENCYCLOPEDIA OF EARLY AMERICAN VOCAL GROUPS - 100 Years of Harmony: 1850 to 1950 | 978-0-9713979-2-7 (0-9713979-2-9) | 2013 | Anthony J. Gribin |
| Who Sang Our Songs? The Official Rhythm & Blues and Doo-Wop Songography | 978-0-9713979-0-3 (0-9713979-0-2) | 2003 | Anthony J. Gribin · Ronnie Italiano |
D.F. · D. Friedman · Douglas E. · E F. · E. Friedman