| APA | CDI. (2012, February 13). In Acronym Geek. Retrieved 23:20, February 13, 2012, from http://www.acronymgeek.com/CDI |
| MLA | "CDI." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/CDI>. |
| MHRA | 'CDI', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/CDI> [accessed 13 February 2012] |
| Chicago | "CDI", http://www.acronymgeek.com/CDI (accessed February 13, 2012). |
| CBE/CSE | CDI [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/CDI. |
| Bluebook | CDI, http://www.acronymgeek.com/CDI (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CDI, http://www.acronymgeek.com/CDI (optional description here) (as of Feb. 13, 2012, 23:20). |
| AMA | CDI. Acronym Geek. February 13, 2012, 23:20. Available at: http://www.acronymgeek.com/CDI. Accessed February 13, 2012, 23:20. |