| APA | DERU. (2012, February 17). In Acronym Geek. Retrieved 06:59, February 17, 2012, from http://www.acronymgeek.com/DERU |
| MLA | "DERU." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/DERU>. |
| MHRA | 'DERU', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/DERU> [accessed 17 February 2012] |
| Chicago | "DERU", http://www.acronymgeek.com/DERU (accessed February 17, 2012). |
| CBE/CSE | DERU [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/DERU. |
| Bluebook | DERU, http://www.acronymgeek.com/DERU (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DERU, http://www.acronymgeek.com/DERU (optional description here) (as of Feb. 17, 2012, 06:59). |
| AMA | DERU. Acronym Geek. February 17, 2012, 06:59. Available at: http://www.acronymgeek.com/DERU. Accessed February 17, 2012, 06:59. |