| APA | DUAL. (2012, February 11). In Acronym Geek. Retrieved 17:08, February 11, 2012, from http://www.acronymgeek.com/DUAL |
| MLA | "DUAL." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/DUAL>. |
| MHRA | 'DUAL', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/DUAL> [accessed 11 February 2012] |
| Chicago | "DUAL", http://www.acronymgeek.com/DUAL (accessed February 11, 2012). |
| CBE/CSE | DUAL [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/DUAL. |
| Bluebook | DUAL, http://www.acronymgeek.com/DUAL (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DUAL, http://www.acronymgeek.com/DUAL (optional description here) (as of Feb. 11, 2012, 17:08). |
| AMA | DUAL. Acronym Geek. February 11, 2012, 17:08. Available at: http://www.acronymgeek.com/DUAL. Accessed February 11, 2012, 17:08. |