| Style | Reference Text |
|---|
| APA | PH. (2009, November 23). In All Acronyms. Retrieved 07:21, November 23, 2009, from http://www.all-acronyms.com/PH |
| MLA | "PH." All Acronyms. 23 Nov 2009, 07:21. All Acronyms. 23 Nov 2009 <http://www.all-acronyms.com/PH>. |
| MHRA | 'PH', All Acronyms, 23 November 2009, 07:21, <http://www.all-acronyms.com/PH> [accessed 23 November 2009] |
| Chicago | "PH," http://www.all-acronyms.com/PH (accessed November 23, 2009). |
| CBE/CSE | PH [Internet]. All Acronyms; 2009 Nov 23, 07:21 [cited 2009 Nov 23]. Available from: http://www.all-acronyms.com/PH. |
| Bluebook | PH, http://www.all-acronyms.com/PH (last visited November 23, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, PH, http://www.all-acronyms.com/PH (optional description here) (as of Nov. 23, 2009, 07:21). |
| AMA | PH. All Acronyms. November 23, 2009, 07:21. Available at: http://www.all-acronyms.com/PH. Accessed November 23, 2009. |