APA-referens (7:e uppl.)
Richards, L. (1973). 99 ways to start a study group and keep it growing. Zondervan Pub. House.
Chicago-referens (17:e uppl.)
Richards, Larry. 99 Ways to Start a Study Group and Keep It Growing. Grand Rapids, Mich.: Zondervan Pub. House, 1973.
MLA-referens (9:e uppl.)
Richards, Larry. 99 Ways to Start a Study Group and Keep It Growing. Zondervan Pub. House, 1973.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.