Gaya APA

Barbé, D, (. (1989). A theology of conflict and other writings on nonviolence. Foreword by James W. Douglass. . Maryknoll: Orbis Books.

Gaya MLA

Barbé, Dominique, (1931-1988). "A theology of conflict and other writings on nonviolence. Foreword by James W. Douglass. ". Maryknoll: Orbis Books, 1989. Buku.