| APA | PHLD. (2012, February 15). In Acronym Geek. Retrieved 07:22, February 15, 2012, from http://www.acronymgeek.com/PHLD |
| MLA | "PHLD." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PHLD>. |
| MHRA | 'PHLD', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PHLD> [accessed 15 February 2012] |
| Chicago | "PHLD", http://www.acronymgeek.com/PHLD (accessed February 15, 2012). |
| CBE/CSE | PHLD [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PHLD. |
| Bluebook | PHLD, http://www.acronymgeek.com/PHLD (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PHLD, http://www.acronymgeek.com/PHLD (optional description here) (as of Feb. 15, 2012, 07:22). |
| AMA | PHLD. Acronym Geek. February 15, 2012, 07:22. Available at: http://www.acronymgeek.com/PHLD. Accessed February 15, 2012, 07:22. |