| APA | UNDE. (2012, February 16). In Acronym Geek. Retrieved 02:37, February 16, 2012, from http://www.acronymgeek.com/UNDE |
| MLA | "UNDE." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/UNDE>. |
| MHRA | 'UNDE', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/UNDE> [accessed 16 February 2012] |
| Chicago | "UNDE", http://www.acronymgeek.com/UNDE (accessed February 16, 2012). |
| CBE/CSE | UNDE [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/UNDE. |
| Bluebook | UNDE, http://www.acronymgeek.com/UNDE (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UNDE, http://www.acronymgeek.com/UNDE (optional description here) (as of Feb. 16, 2012, 02:37). |
| AMA | UNDE. Acronym Geek. February 16, 2012, 02:37. Available at: http://www.acronymgeek.com/UNDE. Accessed February 16, 2012, 02:37. |