Jan Lopuski · L.J. · L. Jan
Branta · Wydawnictwo Naukowe Umk
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Maritime Law in the second half of the 20th century | 978-83-231-2056-8 (83-231-2056-0) | 2008 |
| Opowiadania wojenne | 978-83-61668-11-4 (83-61668-11-X) | 2009 |