| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Tune in Teacher's Guide: SIL, CP, CE1 | 978-O-521-69237-3 (O-521-69237-7) | 2008 | Regina Nyambi · Catherine Moto Zeh · Lekunze R. Tekoh · Tohmoh J. Yong · Christine B. Bongwa · Jean-Baptist Njogwoyo |