Gaya APA

Müller-Fahrenholz, G. (1978). Unity in today's world, the Faith and Order studies on: 'Unity of the Church-Unity of Humankind', with contributions by A.M.Barkat dll. . Geneva: World Council of Churches.

Gaya MLA

Müller-Fahrenholz, Geiko.. "Unity in today's world, the Faith and Order studies on: 'Unity of the Church-Unity of Humankind', with contributions by A.M.Barkat dll. ". Geneva: World Council of Churches, 1978. Buku.