| APA | QZO. (2012, February 13). In Acronym Geek. Retrieved 21:06, February 13, 2012, from http://www.acronymgeek.com/QZO |
| MLA | "QZO." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/QZO>. |
| MHRA | 'QZO', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/QZO> [accessed 13 February 2012] |
| Chicago | "QZO", http://www.acronymgeek.com/QZO (accessed February 13, 2012). |
| CBE/CSE | QZO [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/QZO. |
| Bluebook | QZO, http://www.acronymgeek.com/QZO (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QZO, http://www.acronymgeek.com/QZO (optional description here) (as of Feb. 13, 2012, 21:06). |
| AMA | QZO. Acronym Geek. February 13, 2012, 21:06. Available at: http://www.acronymgeek.com/QZO. Accessed February 13, 2012, 21:06. |