| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Awareness to Action: The Enneagram, Emotional Intelligence, and Change | 978-1-58966-125-7 | 2004 | Mario Sikora | |
| Conoscersi per cambiare. Intelligenza emotiva ed enneagramma per riorientare la propria vita e interpretare quella degli altri | 978-88-07-72397-1 | 2013 | " | |
| Conoscersi per cambiare. Intelligenza emotiva ed enneagramma per riorientare la propria vita e interpretare quella degli altri | 978-88-503-2968-7 | 2010 | " | |
| Critical Concepts in Medical Practice and Managed Care: Working in a Managed Care Environment | 978-0-07-600761-5 | 1996 | ||
| Fish story | 978-0-03-017526-8 | 1977 | ||
| Flea Story | 978-0-03-021531-5 | 1977 | ||
| Handella | 978-3-7796-9511-0 | 1985 | ||
| Rotten kidphabets | 978-0-03-014431-8 | 1975 | ||
| Worm story | 978-0-03-021536-0 | 1978 | ||
| ZAG: A search through the alphabet | 978-0-03-017531-2 | 1976 | ||
Apogeo · Feltrinelli · Holt McDougal · McGraw-Hill · University of Scranton Press