APA-referens (7:e uppl.)
Hedlund, R. E. (1970). The Protestant movement in Italy: Its progress, problems, and prospects. William Carey Library.
Chicago-referens (17:e uppl.)
Hedlund, Roger E. The Protestant Movement in Italy: Its Progress, Problems, and Prospects. South Pasadena, California: William Carey Library, 1970.
MLA-referens (9:e uppl.)
Hedlund, Roger E. The Protestant Movement in Italy: Its Progress, Problems, and Prospects. William Carey Library, 1970.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.