| APA | EVTL. (2012, February 15). In Acronym Geek. Retrieved 07:18, February 15, 2012, from http://www.acronymgeek.com/EVTL |
| MLA | "EVTL." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EVTL>. |
| MHRA | 'EVTL', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EVTL> [accessed 15 February 2012] |
| Chicago | "EVTL", http://www.acronymgeek.com/EVTL (accessed February 15, 2012). |
| CBE/CSE | EVTL [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EVTL. |
| Bluebook | EVTL, http://www.acronymgeek.com/EVTL (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EVTL, http://www.acronymgeek.com/EVTL (optional description here) (as of Feb. 15, 2012, 07:18). |
| AMA | EVTL. Acronym Geek. February 15, 2012, 07:18. Available at: http://www.acronymgeek.com/EVTL. Accessed February 15, 2012, 07:18. |