| APA | USZN. (2012, February 15). In Acronym Geek. Retrieved 18:29, February 15, 2012, from http://www.acronymgeek.com/USZN |
| MLA | "USZN." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/USZN>. |
| MHRA | 'USZN', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/USZN> [accessed 15 February 2012] |
| Chicago | "USZN", http://www.acronymgeek.com/USZN (accessed February 15, 2012). |
| CBE/CSE | USZN [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/USZN. |
| Bluebook | USZN, http://www.acronymgeek.com/USZN (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, USZN, http://www.acronymgeek.com/USZN (optional description here) (as of Feb. 15, 2012, 18:29). |
| AMA | USZN. Acronym Geek. February 15, 2012, 18:29. Available at: http://www.acronymgeek.com/USZN. Accessed February 15, 2012, 18:29. |