APA-referens (7:e uppl.)

Sabatier, P. (1902). St. Francis and the twentieth century. s.n..

Chicago-referens (17:e uppl.)

Sabatier, Paul. St. Francis and the Twentieth Century. [S.l.: s.n., 1902.

MLA-referens (8:e uppl.)

Sabatier, Paul. St. Francis and the Twentieth Century. s.n., 1902.