| APA | HBHL. (2012, February 16). In Acronym Geek. Retrieved 10:59, February 16, 2012, from http://www.acronymgeek.com/HBHL |
| MLA | "HBHL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HBHL>. |
| MHRA | 'HBHL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HBHL> [accessed 16 February 2012] |
| Chicago | "HBHL", http://www.acronymgeek.com/HBHL (accessed February 16, 2012). |
| CBE/CSE | HBHL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HBHL. |
| Bluebook | HBHL, http://www.acronymgeek.com/HBHL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBHL, http://www.acronymgeek.com/HBHL (optional description here) (as of Feb. 16, 2012, 10:59). |
| AMA | HBHL. Acronym Geek. February 16, 2012, 10:59. Available at: http://www.acronymgeek.com/HBHL. Accessed February 16, 2012, 10:59. |