R.J. · R. Jordan · Roger W. Jordan
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The World's Merchant Fleets, 1939: The Particulars and Wartime Fates of 6,000 Ships | 978-1-59114-959-0 (1-59114-959-2) | 2006 |
| The World's Merchant Fleets, 1939: The Particulars and Wartime Fates of 6,000 Ships | 978-1-55750-959-8 (1-55750-959-X) | 1999 |