M. K. · Martha, Carol Roth Kambeitz
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| First Prize for Mr. Mugs: Level 3 | 978-0-7702-0228-6 | 1977 | |
| Mr. Mugs | 978-0-7702-0206-4 | 1976 | Carol Roth · Carl Braun (consultant) |
| Mr. Mugs - a jet-pet | 978-0-7702-0207-1 | Carol Roth · editors · Lou Arrell · Marilyn Day · staff artists · Michael Dumas · Sinae Lee | |
| Mr. Mugs and the Blue Whale: Level 2 | 978-0-7702-0222-4 | 1976 | |