| APA | PBYF. (2012, February 16). In Acronym Geek. Retrieved 21:37, February 16, 2012, from http://www.acronymgeek.com/PBYF |
| MLA | "PBYF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PBYF>. |
| MHRA | 'PBYF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PBYF> [accessed 16 February 2012] |
| Chicago | "PBYF", http://www.acronymgeek.com/PBYF (accessed February 16, 2012). |
| CBE/CSE | PBYF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PBYF. |
| Bluebook | PBYF, http://www.acronymgeek.com/PBYF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PBYF, http://www.acronymgeek.com/PBYF (optional description here) (as of Feb. 16, 2012, 21:37). |
| AMA | PBYF. Acronym Geek. February 16, 2012, 21:37. Available at: http://www.acronymgeek.com/PBYF. Accessed February 16, 2012, 21:37. |