| APA | PBPN. (2012, February 16). In Acronym Geek. Retrieved 22:21, February 16, 2012, from http://www.acronymgeek.com/PBPN |
| MLA | "PBPN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PBPN>. |
| MHRA | 'PBPN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PBPN> [accessed 16 February 2012] |
| Chicago | "PBPN", http://www.acronymgeek.com/PBPN (accessed February 16, 2012). |
| CBE/CSE | PBPN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PBPN. |
| Bluebook | PBPN, http://www.acronymgeek.com/PBPN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PBPN, http://www.acronymgeek.com/PBPN (optional description here) (as of Feb. 16, 2012, 22:21). |
| AMA | PBPN. Acronym Geek. February 16, 2012, 22:21. Available at: http://www.acronymgeek.com/PBPN. Accessed February 16, 2012, 22:21. |