| APA | HLER. (2012, February 16). In Acronym Geek. Retrieved 02:30, February 16, 2012, from http://www.acronymgeek.com/HLER |
| MLA | "HLER." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HLER>. |
| MHRA | 'HLER', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HLER> [accessed 16 February 2012] |
| Chicago | "HLER", http://www.acronymgeek.com/HLER (accessed February 16, 2012). |
| CBE/CSE | HLER [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HLER. |
| Bluebook | HLER, http://www.acronymgeek.com/HLER (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HLER, http://www.acronymgeek.com/HLER (optional description here) (as of Feb. 16, 2012, 02:30). |
| AMA | HLER. Acronym Geek. February 16, 2012, 02:30. Available at: http://www.acronymgeek.com/HLER. Accessed February 16, 2012, 02:30. |