Gaya APA

Jeffery, P, C. (1987). Commitment-Hermeneutics-Praxis,a study in the methodology of Juan Louis Segundo. Disertasi . Roma: PULAcademia Alfonsiana.

Gaya MLA

Jeffery, Peter,, CSSp.. "Commitment-Hermeneutics-Praxis,a study in the methodology of Juan Louis Segundo. Disertasi ". Roma: PULAcademia Alfonsiana, 1987. Buku.