| APA | ELC4. (2012, February 16). In Acronym Geek. Retrieved 23:29, February 16, 2012, from http://www.acronymgeek.com/ELC4 |
| MLA | "ELC4." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ELC4>. |
| MHRA | 'ELC4', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ELC4> [accessed 16 February 2012] |
| Chicago | "ELC4", http://www.acronymgeek.com/ELC4 (accessed February 16, 2012). |
| CBE/CSE | ELC4 [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ELC4. |
| Bluebook | ELC4, http://www.acronymgeek.com/ELC4 (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ELC4, http://www.acronymgeek.com/ELC4 (optional description here) (as of Feb. 16, 2012, 23:29). |
| AMA | ELC4. Acronym Geek. February 16, 2012, 23:29. Available at: http://www.acronymgeek.com/ELC4. Accessed February 16, 2012, 23:29. |