Gaya APA

Falconi, C. (-1967). The Popes in the twentieth century, from Pius X to John XXIII, transl. by Grindrod. : I Papi del ventesimo secolo. 1967. . London: Weidenfeld and Nicolson.

Gaya MLA

Falconi, C.. "The Popes in the twentieth century, from Pius X to John XXIII, transl. by Grindrod. : I Papi del ventesimo secolo. 1967. ". London: Weidenfeld and Nicolson, -1967. Buku.