| APA | QESN. (2012, February 17). In Acronym Geek. Retrieved 07:07, February 17, 2012, from http://www.acronymgeek.com/QESN |
| MLA | "QESN." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/QESN>. |
| MHRA | 'QESN', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/QESN> [accessed 17 February 2012] |
| Chicago | "QESN", http://www.acronymgeek.com/QESN (accessed February 17, 2012). |
| CBE/CSE | QESN [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/QESN. |
| Bluebook | QESN, http://www.acronymgeek.com/QESN (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QESN, http://www.acronymgeek.com/QESN (optional description here) (as of Feb. 17, 2012, 07:07). |
| AMA | QESN. Acronym Geek. February 17, 2012, 07:07. Available at: http://www.acronymgeek.com/QESN. Accessed February 17, 2012, 07:07. |