| APA | EVSA. (2012, February 16). In Acronym Geek. Retrieved 23:48, February 16, 2012, from http://www.acronymgeek.com/EVSA |
| MLA | "EVSA." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/EVSA>. |
| MHRA | 'EVSA', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/EVSA> [accessed 16 February 2012] |
| Chicago | "EVSA", http://www.acronymgeek.com/EVSA (accessed February 16, 2012). |
| CBE/CSE | EVSA [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/EVSA. |
| Bluebook | EVSA, http://www.acronymgeek.com/EVSA (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EVSA, http://www.acronymgeek.com/EVSA (optional description here) (as of Feb. 16, 2012, 23:48). |
| AMA | EVSA. Acronym Geek. February 16, 2012, 23:48. Available at: http://www.acronymgeek.com/EVSA. Accessed February 16, 2012, 23:48. |