| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Puertas a la lengua espanola: An Introductory Course | 978-0-07-540845-1 (0-07-540845-7) | 1990 | John G. Copeland · etc. · Ralph Kite · John Copeland · Lynn Sandstedt |
| Puertas Al Mundo Hispanico: A Cultural Reader | 978-0-07-540847-5 (0-07-540847-3) | 1990 | John G. Copeland · Ralph Kite · Lynn A. Sandstedt |