| APA | QEL. (2012, February 13). In Acronym Geek. Retrieved 23:36, February 13, 2012, from http://www.acronymgeek.com/QEL |
| MLA | "QEL." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/QEL>. |
| MHRA | 'QEL', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/QEL> [accessed 13 February 2012] |
| Chicago | "QEL", http://www.acronymgeek.com/QEL (accessed February 13, 2012). |
| CBE/CSE | QEL [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/QEL. |
| Bluebook | QEL, http://www.acronymgeek.com/QEL (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QEL, http://www.acronymgeek.com/QEL (optional description here) (as of Feb. 13, 2012, 23:36). |
| AMA | QEL. Acronym Geek. February 13, 2012, 23:36. Available at: http://www.acronymgeek.com/QEL. Accessed February 13, 2012, 23:36. |