Gaya APA

dkk., J, P, I, . (1980). Reflections on Puebla. Introduction: Julian Filochowski & Francis McDonagh. . London: LondonCatholic Institute for International Relations.

Gaya MLA

dkk., Joannes, Paulus, II, . "Reflections on Puebla. Introduction: Julian Filochowski & Francis McDonagh. ". London: LondonCatholic Institute for International Relations, 1980. Buku.