| APA | RTPH. (2012, February 16). In Acronym Geek. Retrieved 02:39, February 16, 2012, from http://www.acronymgeek.com/RTPH |
| MLA | "RTPH." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/RTPH>. |
| MHRA | 'RTPH', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/RTPH> [accessed 16 February 2012] |
| Chicago | "RTPH", http://www.acronymgeek.com/RTPH (accessed February 16, 2012). |
| CBE/CSE | RTPH [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/RTPH. |
| Bluebook | RTPH, http://www.acronymgeek.com/RTPH (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RTPH, http://www.acronymgeek.com/RTPH (optional description here) (as of Feb. 16, 2012, 02:39). |
| AMA | RTPH. Acronym Geek. February 16, 2012, 02:39. Available at: http://www.acronymgeek.com/RTPH. Accessed February 16, 2012, 02:39. |