| APA | PBPQ. (2012, February 16). In Acronym Geek. Retrieved 22:05, February 16, 2012, from http://www.acronymgeek.com/PBPQ |
| MLA | "PBPQ." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PBPQ>. |
| MHRA | 'PBPQ', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PBPQ> [accessed 16 February 2012] |
| Chicago | "PBPQ", http://www.acronymgeek.com/PBPQ (accessed February 16, 2012). |
| CBE/CSE | PBPQ [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PBPQ. |
| Bluebook | PBPQ, http://www.acronymgeek.com/PBPQ (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PBPQ, http://www.acronymgeek.com/PBPQ (optional description here) (as of Feb. 16, 2012, 22:05). |
| AMA | PBPQ. Acronym Geek. February 16, 2012, 22:05. Available at: http://www.acronymgeek.com/PBPQ. Accessed February 16, 2012, 22:05. |