| APA | ETLU. (2012, February 15). In Acronym Geek. Retrieved 10:04, February 15, 2012, from http://www.acronymgeek.com/ETLU |
| MLA | "ETLU." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ETLU>. |
| MHRA | 'ETLU', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ETLU> [accessed 15 February 2012] |
| Chicago | "ETLU", http://www.acronymgeek.com/ETLU (accessed February 15, 2012). |
| CBE/CSE | ETLU [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ETLU. |
| Bluebook | ETLU, http://www.acronymgeek.com/ETLU (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETLU, http://www.acronymgeek.com/ETLU (optional description here) (as of Feb. 15, 2012, 10:04). |
| AMA | ETLU. Acronym Geek. February 15, 2012, 10:04. Available at: http://www.acronymgeek.com/ETLU. Accessed February 15, 2012, 10:04. |