| APA | E7. (2012, February 11). In Acronym Geek. Retrieved 06:54, February 11, 2012, from http://www.acronymgeek.com/E7 |
| MLA | "E7." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/E7>. |
| MHRA | 'E7', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/E7> [accessed 11 February 2012] |
| Chicago | "E7", http://www.acronymgeek.com/E7 (accessed February 11, 2012). |
| CBE/CSE | E7 [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/E7. |
| Bluebook | E7, http://www.acronymgeek.com/E7 (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, E7, http://www.acronymgeek.com/E7 (optional description here) (as of Feb. 11, 2012, 06:54). |
| AMA | E7. Acronym Geek. February 11, 2012, 06:54. Available at: http://www.acronymgeek.com/E7. Accessed February 11, 2012, 06:54. |