Williams, R. B. (2008). 12 roles of facilitators for school change (2nd ed.). Corwin Press.
Chicago-referens (17:e uppl.)Williams, R. Bruce. 12 Roles of Facilitators for School Change. 2nd ed. Thousand Oaks, Calif: Corwin Press, 2008.
MLA-referens (9:e uppl.)Williams, R. Bruce. 12 Roles of Facilitators for School Change. 2nd ed. Corwin Press, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.