| title | ISBN-13 | year of publication |
|---|---|---|
| Language Alive 1 | 978-0-07-093416-0 | 1976 |
| Language Alive 2 | 978-0-07-093417-7 | 1976 |
| Language Alive 3 | 978-0-07-093418-4 | 1976 |
| Language Alive 4 | 978-0-07-093419-1 | 1976 |
D.F. · D. Frederick · David F. · David Frederick · F. F.