Gaya APA

Kaiser, R, B. (1987). The Encyclical that never was, the story of the Commission on Population, Family and Birth, 1964-1966, rev.ed. Cet.pertama 1985. . London: Sheed & Ward.

Gaya MLA

Kaiser, Robert, Blair.. "The Encyclical that never was, the story of the Commission on Population, Family and Birth, 1964-1966, rev.ed. Cet.pertama 1985. ". London: Sheed & Ward, 1987. Buku.