| APA | HBTG. (2012, February 15). In Acronym Geek. Retrieved 23:11, February 15, 2012, from http://www.acronymgeek.com/HBTG |
| MLA | "HBTG." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HBTG>. |
| MHRA | 'HBTG', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HBTG> [accessed 15 February 2012] |
| Chicago | "HBTG", http://www.acronymgeek.com/HBTG (accessed February 15, 2012). |
| CBE/CSE | HBTG [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HBTG. |
| Bluebook | HBTG, http://www.acronymgeek.com/HBTG (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBTG, http://www.acronymgeek.com/HBTG (optional description here) (as of Feb. 15, 2012, 23:11). |
| AMA | HBTG. Acronym Geek. February 15, 2012, 23:11. Available at: http://www.acronymgeek.com/HBTG. Accessed February 15, 2012, 23:11. |