| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| American Language Today Tiger Tree Level 2 | 978-0-07-045782-9 | 1974 | Virginia Gilbert · Dorothy Smith · Eve Merriam |
| Emerald snowflake | 978-0-07-045773-7 | 1973 | |
| Orange rain | 978-0-07-045774-4 | 1973 | |
| Purple sand | 978-0-07-045775-1 | 1973 | |
| Tiger tree | 978-0-07-045772-0 | 1973 | |
C.M. · Cornelia M. · Cornelia M. Nachbar... [and others] · Cornelia M. Nachbar... [et al.] · M.N