de La Cuesta, J. L., & Ottenhof, R. (2015). Letter of professor José Luis de la Cuesta, President AIDP (2004-2014), to H.H. Pope Francis (2014).
Čikaški stil citiranja (17. izdanje)de La Cuesta, José Luis, i Reynald Ottenhof. Letter of Professor José Luis De La Cuesta, President AIDP (2004-2014), to H.H. Pope Francis (2014). 2015.
MLA način citiranja (8. izdanje)de La Cuesta, José Luis, i Reynald Ottenhof. Letter of Professor José Luis De La Cuesta, President AIDP (2004-2014), to H.H. Pope Francis (2014). 2015.
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