| Style | Reference Text |
|---|
| APA | P-O. (2012, May 27). In All Acronyms. Retrieved 01:46, May 27, 2012, from http://www.all-acronyms.com/P-O |
| MLA | "P-O." All Acronyms. 27 May 2012, 01:46. All Acronyms. 27 May 2012 <http://www.all-acronyms.com/P-O>. |
| MHRA | 'P-O', All Acronyms, 27 May 2012, 01:46, <http://www.all-acronyms.com/P-O> [accessed 27 May 2012] |
| Chicago | "P-O," http://www.all-acronyms.com/P-O (accessed May 27, 2012). |
| CBE/CSE | P-O [Internet]. All Acronyms; 2012 May 27, 01:46 [cited 2012 May 27]. Available from: http://www.all-acronyms.com/P-O. |
| Bluebook | P-O, http://www.all-acronyms.com/P-O (last visited May 27, 2012). |
| Bluebook: Harvard JOLT | See All Acronyms, P-O, http://www.all-acronyms.com/P-O (optional description here) (as of May. 27, 2012, 01:46). |
| AMA | P-O. All Acronyms. May 27, 2012, 01:46. Available at: http://www.all-acronyms.com/P-O. Accessed May 27, 2012. |