B. G. · R. B · R. Genzel · Rhona Genzel
Cengage Learning · HarperCollins
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Culturally Speaking | 978-1-4240-0404-1 (1-4240-0404-7) | 2009 |
| Culturally speaking: A conversation and culture text for learners of English | 978-0-06-042292-9 (0-06-042292-0) | 1986 |