Gaya APA

周永健、楊慶球、劉忠明, . (2011). Courage To Lead = 勇於領導 (First). : 福音證主協會.

Gaya MLA

周永健、楊慶球、劉忠明, . "Courage To Lead = 勇於領導". First : 福音證主協會, 2011. Text.