| APA | PBWD. (2012, February 16). In Acronym Geek. Retrieved 06:18, February 16, 2012, from http://www.acronymgeek.com/PBWD |
| MLA | "PBWD." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PBWD>. |
| MHRA | 'PBWD', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PBWD> [accessed 16 February 2012] |
| Chicago | "PBWD", http://www.acronymgeek.com/PBWD (accessed February 16, 2012). |
| CBE/CSE | PBWD [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PBWD. |
| Bluebook | PBWD, http://www.acronymgeek.com/PBWD (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PBWD, http://www.acronymgeek.com/PBWD (optional description here) (as of Feb. 16, 2012, 06:18). |
| AMA | PBWD. Acronym Geek. February 16, 2012, 06:18. Available at: http://www.acronymgeek.com/PBWD. Accessed February 16, 2012, 06:18. |