D G · D.George Kousoulas · D.K · G. K.
BookSurge Publishing · Netsource Dist Services
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Life and Times of Constantine the Great | 978-1-4196-6041-2 (1-4196-6041-1) | 2007 |
| The Life and Times of Constantine the Great: The First Christian Emperor | 978-1-887750-61-5 (1-887750-61-4) | 1997 |