**O.C.** · R. C. · Robert C. · Robert O.
Columbia University Press · University of Toronto Press, Scholarly Publishing Division
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| The Conquest of Constantinople | Hardcover | 978-0-231-13668-6 (0-231-13668-4) | 2005 | |
| The Conquest of Constantinople | Paperback | 978-0-231-13669-3 (0-231-13669-2) | 2005 | |
| The Conquest of Constantinople | " | 978-0-8020-7823-0 (0-8020-7823-0) | 1997 | Robert De Clari |