APA-referens (7:e uppl.)
Barker, S. (1985). Good things come in small groups: The dynamics of good group life. InterVarsity Press.
Chicago-referens (17:e uppl.)
Barker, Steve. Good Things Come in Small Groups: The Dynamics of Good Group Life. Downers Grove, Ill.: InterVarsity Press, 1985.
MLA-referens (9:e uppl.)
Barker, Steve. Good Things Come in Small Groups: The Dynamics of Good Group Life. InterVarsity Press, 1985.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.