| APA | 3E. (2012, February 11). In Acronym Geek. Retrieved 21:54, February 11, 2012, from http://www.acronymgeek.com/3E |
| MLA | "3E." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/3E>. |
| MHRA | '3E', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/3E> [accessed 11 February 2012] |
| Chicago | "3E", http://www.acronymgeek.com/3E (accessed February 11, 2012). |
| CBE/CSE | 3E [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/3E. |
| Bluebook | 3E, http://www.acronymgeek.com/3E (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 3E, http://www.acronymgeek.com/3E (optional description here) (as of Feb. 11, 2012, 21:54). |
| AMA | 3E. Acronym Geek. February 11, 2012, 21:54. Available at: http://www.acronymgeek.com/3E. Accessed February 11, 2012, 21:54. |