| APA | HBF. (2012, February 14). In Acronym Geek. Retrieved 11:19, February 14, 2012, from http://www.acronymgeek.com/HBF |
| MLA | "HBF." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HBF>. |
| MHRA | 'HBF', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HBF> [accessed 14 February 2012] |
| Chicago | "HBF", http://www.acronymgeek.com/HBF (accessed February 14, 2012). |
| CBE/CSE | HBF [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HBF. |
| Bluebook | HBF, http://www.acronymgeek.com/HBF (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBF, http://www.acronymgeek.com/HBF (optional description here) (as of Feb. 14, 2012, 11:19). |
| AMA | HBF. Acronym Geek. February 14, 2012, 11:19. Available at: http://www.acronymgeek.com/HBF. Accessed February 14, 2012, 11:19. |