| APA | HBPG. (2012, February 16). In Acronym Geek. Retrieved 08:25, February 16, 2012, from http://www.acronymgeek.com/HBPG |
| MLA | "HBPG." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HBPG>. |
| MHRA | 'HBPG', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HBPG> [accessed 16 February 2012] |
| Chicago | "HBPG", http://www.acronymgeek.com/HBPG (accessed February 16, 2012). |
| CBE/CSE | HBPG [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HBPG. |
| Bluebook | HBPG, http://www.acronymgeek.com/HBPG (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBPG, http://www.acronymgeek.com/HBPG (optional description here) (as of Feb. 16, 2012, 08:25). |
| AMA | HBPG. Acronym Geek. February 16, 2012, 08:25. Available at: http://www.acronymgeek.com/HBPG. Accessed February 16, 2012, 08:25. |