| APA | HLEA. (2012, February 17). In Acronym Geek. Retrieved 00:19, February 17, 2012, from http://www.acronymgeek.com/HLEA |
| MLA | "HLEA." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/HLEA>. |
| MHRA | 'HLEA', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/HLEA> [accessed 17 February 2012] |
| Chicago | "HLEA", http://www.acronymgeek.com/HLEA (accessed February 17, 2012). |
| CBE/CSE | HLEA [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/HLEA. |
| Bluebook | HLEA, http://www.acronymgeek.com/HLEA (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HLEA, http://www.acronymgeek.com/HLEA (optional description here) (as of Feb. 17, 2012, 00:19). |
| AMA | HLEA. Acronym Geek. February 17, 2012, 00:19. Available at: http://www.acronymgeek.com/HLEA. Accessed February 17, 2012, 00:19. |