| APA | HBPD'S. (2012, February 13). In Acronym Geek. Retrieved 22:01, February 13, 2012, from http://www.acronymgeek.com/HBPD'S |
| MLA | "HBPD'S." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/HBPD'S>. |
| MHRA | 'HBPD'S', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/HBPD'S> [accessed 13 February 2012] |
| Chicago | "HBPD'S", http://www.acronymgeek.com/HBPD'S (accessed February 13, 2012). |
| CBE/CSE | HBPD'S [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/HBPD'S. |
| Bluebook | HBPD'S, http://www.acronymgeek.com/HBPD'S (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HBPD'S, http://www.acronymgeek.com/HBPD'S (optional description here) (as of Feb. 13, 2012, 22:01). |
| AMA | HBPD'S. Acronym Geek. February 13, 2012, 22:01. Available at: http://www.acronymgeek.com/HBPD'S. Accessed February 13, 2012, 22:01. |