| APA | PBYS. (2012, February 16). In Acronym Geek. Retrieved 03:30, February 16, 2012, from http://www.acronymgeek.com/PBYS |
| MLA | "PBYS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PBYS>. |
| MHRA | 'PBYS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PBYS> [accessed 16 February 2012] |
| Chicago | "PBYS", http://www.acronymgeek.com/PBYS (accessed February 16, 2012). |
| CBE/CSE | PBYS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PBYS. |
| Bluebook | PBYS, http://www.acronymgeek.com/PBYS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PBYS, http://www.acronymgeek.com/PBYS (optional description here) (as of Feb. 16, 2012, 03:30). |
| AMA | PBYS. Acronym Geek. February 16, 2012, 03:30. Available at: http://www.acronymgeek.com/PBYS. Accessed February 16, 2012, 03:30. |