Duncan, W. H. (2013). Duncan, William H., SJ, Papers. DigitalGeorgetown.
Citación estilo ChicagoDuncan, William H. Duncan, William H., SJ, Papers. Washington, D.C.: DigitalGeorgetown, 2013.
Cita MLADuncan, William H. Duncan, William H., SJ, Papers. DigitalGeorgetown, 2013.
Warning: These citations may not always be 100% accurate.