| APA | ESL. (2012, February 9). In Acronym Geek. Retrieved 18:27, February 9, 2012, from http://www.acronymgeek.com/ESL |
| MLA | "ESL." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/ESL>. |
| MHRA | 'ESL', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/ESL> [accessed 9 February 2012] |
| Chicago | "ESL", http://www.acronymgeek.com/ESL (accessed February 9, 2012). |
| CBE/CSE | ESL [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/ESL. |
| Bluebook | ESL, http://www.acronymgeek.com/ESL (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ESL, http://www.acronymgeek.com/ESL (optional description here) (as of Feb. 9, 2012, 18:27). |
| AMA | ESL. Acronym Geek. February 9, 2012, 18:27. Available at: http://www.acronymgeek.com/ESL. Accessed February 9, 2012, 18:27. |