| APA | EXUS. (2012, February 12). In Acronym Geek. Retrieved 01:33, February 12, 2012, from http://www.acronymgeek.com/EXUS |
| MLA | "EXUS." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/EXUS>. |
| MHRA | 'EXUS', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/EXUS> [accessed 12 February 2012] |
| Chicago | "EXUS", http://www.acronymgeek.com/EXUS (accessed February 12, 2012). |
| CBE/CSE | EXUS [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/EXUS. |
| Bluebook | EXUS, http://www.acronymgeek.com/EXUS (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EXUS, http://www.acronymgeek.com/EXUS (optional description here) (as of Feb. 12, 2012, 01:33). |
| AMA | EXUS. Acronym Geek. February 12, 2012, 01:33. Available at: http://www.acronymgeek.com/EXUS. Accessed February 12, 2012, 01:33. |