| APA | NRPH. (2012, February 16). In Acronym Geek. Retrieved 18:30, February 16, 2012, from http://www.acronymgeek.com/NRPH |
| MLA | "NRPH." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/NRPH>. |
| MHRA | 'NRPH', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/NRPH> [accessed 16 February 2012] |
| Chicago | "NRPH", http://www.acronymgeek.com/NRPH (accessed February 16, 2012). |
| CBE/CSE | NRPH [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/NRPH. |
| Bluebook | NRPH, http://www.acronymgeek.com/NRPH (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NRPH, http://www.acronymgeek.com/NRPH (optional description here) (as of Feb. 16, 2012, 18:30). |
| AMA | NRPH. Acronym Geek. February 16, 2012, 18:30. Available at: http://www.acronymgeek.com/NRPH. Accessed February 16, 2012, 18:30. |