D D · D. Dudley · Dick D. · Richard Dudley
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| ALF learns about colors | 978-0-02-688797-7 | 1988 | |
| ALF learns about numbers | 978-0-02-688794-6 | 1988 | |
| Alf Learns About Opposites | 978-0-02-688795-3 | 1988 | |
| Alf Learns About Shapes | 978-0-02-688796-0 | 1988 | Compass Productions |
| The Alphabet Eurps On Parade | 978-1-892522-01-6 | 1999 | Eurpsville USA Inc. · Compass Productions |
| The Alphabet Eurps Visit the Zoo | 978-1-892522-00-9 | 1999 | Barbara Harris |