Damazio, F. (2005). 14 tests all leaders must face: Understanding the seasons refinement. City Christian Publishing.
Chicago-referens (17:e uppl.)Damazio, Frank. 14 Tests All Leaders Must Face: Understanding the Seasons Refinement. Portland, OR: City Christian Publishing, 2005.
MLA-referens (9:e uppl.)Damazio, Frank. 14 Tests All Leaders Must Face: Understanding the Seasons Refinement. City Christian Publishing, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.