| APA | PRT. (2012, February 9). In Acronym Geek. Retrieved 13:57, February 9, 2012, from http://www.acronymgeek.com/PRT |
| MLA | "PRT." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/PRT>. |
| MHRA | 'PRT', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/PRT> [accessed 9 February 2012] |
| Chicago | "PRT", http://www.acronymgeek.com/PRT (accessed February 9, 2012). |
| CBE/CSE | PRT [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/PRT. |
| Bluebook | PRT, http://www.acronymgeek.com/PRT (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PRT, http://www.acronymgeek.com/PRT (optional description here) (as of Feb. 9, 2012, 13:57). |
| AMA | PRT. Acronym Geek. February 9, 2012, 13:57. Available at: http://www.acronymgeek.com/PRT. Accessed February 9, 2012, 13:57. |