| APA | PHRR. (2012, February 17). In Acronym Geek. Retrieved 02:30, February 17, 2012, from http://www.acronymgeek.com/PHRR |
| MLA | "PHRR." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/PHRR>. |
| MHRA | 'PHRR', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/PHRR> [accessed 17 February 2012] |
| Chicago | "PHRR", http://www.acronymgeek.com/PHRR (accessed February 17, 2012). |
| CBE/CSE | PHRR [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/PHRR. |
| Bluebook | PHRR, http://www.acronymgeek.com/PHRR (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PHRR, http://www.acronymgeek.com/PHRR (optional description here) (as of Feb. 17, 2012, 02:30). |
| AMA | PHRR. Acronym Geek. February 17, 2012, 02:30. Available at: http://www.acronymgeek.com/PHRR. Accessed February 17, 2012, 02:30. |