J. H. · K. H. · Katherine H. · Katherine J.
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Spanish 2400: A Programmed Review of Spanish Grammar | 978-0-06-042603-3 | 1979 | |
| Spanish, a modular approach | 978-0-06-042596-8 | 1982 | |
| Spanish: A Modular Approach | 978-0-06-042595-1 | 1980 | Nelly E. Santos |
| Spanish: A modular approach | 978-0-06-042622-4 | 1976 | |