| APA | PPBC. (2012, February 14). In Acronym Geek. Retrieved 12:54, February 14, 2012, from http://www.acronymgeek.com/PPBC |
| MLA | "PPBC." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/PPBC>. |
| MHRA | 'PPBC', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/PPBC> [accessed 14 February 2012] |
| Chicago | "PPBC", http://www.acronymgeek.com/PPBC (accessed February 14, 2012). |
| CBE/CSE | PPBC [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/PPBC. |
| Bluebook | PPBC, http://www.acronymgeek.com/PPBC (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PPBC, http://www.acronymgeek.com/PPBC (optional description here) (as of Feb. 14, 2012, 12:54). |
| AMA | PPBC. Acronym Geek. February 14, 2012, 12:54. Available at: http://www.acronymgeek.com/PPBC. Accessed February 14, 2012, 12:54. |