| APA | DPHN. (2012, February 10). In Acronym Geek. Retrieved 19:08, February 10, 2012, from http://www.acronymgeek.com/DPHN |
| MLA | "DPHN." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/DPHN>. |
| MHRA | 'DPHN', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/DPHN> [accessed 10 February 2012] |
| Chicago | "DPHN", http://www.acronymgeek.com/DPHN (accessed February 10, 2012). |
| CBE/CSE | DPHN [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/DPHN. |
| Bluebook | DPHN, http://www.acronymgeek.com/DPHN (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DPHN, http://www.acronymgeek.com/DPHN (optional description here) (as of Feb. 10, 2012, 19:08). |
| AMA | DPHN. Acronym Geek. February 10, 2012, 19:08. Available at: http://www.acronymgeek.com/DPHN. Accessed February 10, 2012, 19:08. |