| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| That's What Friends Are For: Critical Friends in a Professional Learning Community | 978-9O-441-2439-2 (9O-441-2439-O) | 2009 | Barbara Roosken · Adriaan Ansems · Jan Siebelink · Luuk den Hartog |