| APA | HBSL. (2012, February 16). In Acronym Geek. Retrieved 06:40, February 16, 2012, from http://www.acronymgeek.com/HBSL |
| MLA | "HBSL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HBSL>. |
| MHRA | 'HBSL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HBSL> [accessed 16 February 2012] |
| Chicago | "HBSL", http://www.acronymgeek.com/HBSL (accessed February 16, 2012). |
| CBE/CSE | HBSL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HBSL. |
| Bluebook | HBSL, http://www.acronymgeek.com/HBSL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBSL, http://www.acronymgeek.com/HBSL (optional description here) (as of Feb. 16, 2012, 06:40). |
| AMA | HBSL. Acronym Geek. February 16, 2012, 06:40. Available at: http://www.acronymgeek.com/HBSL. Accessed February 16, 2012, 06:40. |