| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Cree, Language of the Plains | 978-0-88977-155-0 (0-88977-155-3) | 2004 |
| Cree, Language of the Plains CD | 978-0-88977-212-0 (0-88977-212-6) | 2004 |
| Cree, Language of the Plains workbook | 978-0-88977-122-2 (0-88977-122-7) | 1999 |
Jan Okuniewski · Jan Osinga · Jan Owsiński · Joanna Owsianska · Johann Ossing · John Ozimek