Grumett, D. (2007). De Lubac: A guide for the perplexed. T & T Clark.
Chicago Style aipamenaGrumett, David. De Lubac: A Guide for the Perplexed. London: T & T Clark, 2007.
MLA aipamenaGrumett, David. De Lubac: A Guide for the Perplexed. T & T Clark, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.