| Style | Reference Text |
|---|
| APA | PKN. (2012, May 27). In All Acronyms. Retrieved 04:49, May 27, 2012, from http://www.all-acronyms.com/PKN |
| MLA | "PKN." All Acronyms. 27 May 2012, 04:49. All Acronyms. 27 May 2012 <http://www.all-acronyms.com/PKN>. |
| MHRA | 'PKN', All Acronyms, 27 May 2012, 04:49, <http://www.all-acronyms.com/PKN> [accessed 27 May 2012] |
| Chicago | "PKN," http://www.all-acronyms.com/PKN (accessed May 27, 2012). |
| CBE/CSE | PKN [Internet]. All Acronyms; 2012 May 27, 04:49 [cited 2012 May 27]. Available from: http://www.all-acronyms.com/PKN. |
| Bluebook | PKN, http://www.all-acronyms.com/PKN (last visited May 27, 2012). |
| Bluebook: Harvard JOLT | See All Acronyms, PKN, http://www.all-acronyms.com/PKN (optional description here) (as of May. 27, 2012, 04:49). |
| AMA | PKN. All Acronyms. May 27, 2012, 04:49. Available at: http://www.all-acronyms.com/PKN. Accessed May 27, 2012. |
PERKINS