Gaya APA

Gaudeul, J. (1990). Encounters & clashes: Islam and Christianity in history. vol.I: A Survey, vol.II: Texts. . Rome: Rome Istituto di Studi Arabi e Islamici.

Gaya MLA

Gaudeul, Jean-Marie. "Encounters & clashes: Islam and Christianity in history. vol.I: A Survey, vol.II: Texts. ". Rome: Rome Istituto di Studi Arabi e Islamici, 1990. Buku.