| APA | ES5. (2012, February 15). In Acronym Geek. Retrieved 03:52, February 15, 2012, from http://www.acronymgeek.com/ES5 |
| MLA | "ES5." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ES5>. |
| MHRA | 'ES5', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ES5> [accessed 15 February 2012] |
| Chicago | "ES5", http://www.acronymgeek.com/ES5 (accessed February 15, 2012). |
| CBE/CSE | ES5 [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ES5. |
| Bluebook | ES5, http://www.acronymgeek.com/ES5 (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ES5, http://www.acronymgeek.com/ES5 (optional description here) (as of Feb. 15, 2012, 03:52). |
| AMA | ES5. Acronym Geek. February 15, 2012, 03:52. Available at: http://www.acronymgeek.com/ES5. Accessed February 15, 2012, 03:52. |