| APA | PELN. (2012, February 15). In Acronym Geek. Retrieved 10:55, February 15, 2012, from http://www.acronymgeek.com/PELN |
| MLA | "PELN." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PELN>. |
| MHRA | 'PELN', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PELN> [accessed 15 February 2012] |
| Chicago | "PELN", http://www.acronymgeek.com/PELN (accessed February 15, 2012). |
| CBE/CSE | PELN [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PELN. |
| Bluebook | PELN, http://www.acronymgeek.com/PELN (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PELN, http://www.acronymgeek.com/PELN (optional description here) (as of Feb. 15, 2012, 10:55). |
| AMA | PELN. Acronym Geek. February 15, 2012, 10:55. Available at: http://www.acronymgeek.com/PELN. Accessed February 15, 2012, 10:55. |