APA-referens (7:e uppl.)
Barr, R. D. (2013). Building a culture of hope: Enriching schools with optimism and opportunity. Solution Tree Press.
Chicago-referens (17:e uppl.)
Barr, Robert D. Building a Culture of Hope: Enriching Schools with Optimism and Opportunity. Bloomington, Ind.: Solution Tree Press, 2013.
MLA-referens (9:e uppl.)
Barr, Robert D. Building a Culture of Hope: Enriching Schools with Optimism and Opportunity. Solution Tree Press, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.