| APA | HBHK. (2012, February 15). In Acronym Geek. Retrieved 16:57, February 15, 2012, from http://www.acronymgeek.com/HBHK |
| MLA | "HBHK." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HBHK>. |
| MHRA | 'HBHK', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HBHK> [accessed 15 February 2012] |
| Chicago | "HBHK", http://www.acronymgeek.com/HBHK (accessed February 15, 2012). |
| CBE/CSE | HBHK [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HBHK. |
| Bluebook | HBHK, http://www.acronymgeek.com/HBHK (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBHK, http://www.acronymgeek.com/HBHK (optional description here) (as of Feb. 15, 2012, 16:57). |
| AMA | HBHK. Acronym Geek. February 15, 2012, 16:57. Available at: http://www.acronymgeek.com/HBHK. Accessed February 15, 2012, 16:57. |