| APA | HLFE. (2012, February 16). In Acronym Geek. Retrieved 04:42, February 16, 2012, from http://www.acronymgeek.com/HLFE |
| MLA | "HLFE." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HLFE>. |
| MHRA | 'HLFE', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HLFE> [accessed 16 February 2012] |
| Chicago | "HLFE", http://www.acronymgeek.com/HLFE (accessed February 16, 2012). |
| CBE/CSE | HLFE [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HLFE. |
| Bluebook | HLFE, http://www.acronymgeek.com/HLFE (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HLFE, http://www.acronymgeek.com/HLFE (optional description here) (as of Feb. 16, 2012, 04:42). |
| AMA | HLFE. Acronym Geek. February 16, 2012, 04:42. Available at: http://www.acronymgeek.com/HLFE. Accessed February 16, 2012, 04:42. |