| APA | HELR. (2012, February 15). In Acronym Geek. Retrieved 13:07, February 15, 2012, from http://www.acronymgeek.com/HELR |
| MLA | "HELR." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HELR>. |
| MHRA | 'HELR', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HELR> [accessed 15 February 2012] |
| Chicago | "HELR", http://www.acronymgeek.com/HELR (accessed February 15, 2012). |
| CBE/CSE | HELR [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HELR. |
| Bluebook | HELR, http://www.acronymgeek.com/HELR (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HELR, http://www.acronymgeek.com/HELR (optional description here) (as of Feb. 15, 2012, 13:07). |
| AMA | HELR. Acronym Geek. February 15, 2012, 13:07. Available at: http://www.acronymgeek.com/HELR. Accessed February 15, 2012, 13:07. |