| APA | UMDI. (2012, February 16). In Acronym Geek. Retrieved 04:53, February 16, 2012, from http://www.acronymgeek.com/UMDI |
| MLA | "UMDI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/UMDI>. |
| MHRA | 'UMDI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/UMDI> [accessed 16 February 2012] |
| Chicago | "UMDI", http://www.acronymgeek.com/UMDI (accessed February 16, 2012). |
| CBE/CSE | UMDI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/UMDI. |
| Bluebook | UMDI, http://www.acronymgeek.com/UMDI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UMDI, http://www.acronymgeek.com/UMDI (optional description here) (as of Feb. 16, 2012, 04:53). |
| AMA | UMDI. Acronym Geek. February 16, 2012, 04:53. Available at: http://www.acronymgeek.com/UMDI. Accessed February 16, 2012, 04:53. |