| APA | POEU. (2012, February 16). In Acronym Geek. Retrieved 21:21, February 16, 2012, from http://www.acronymgeek.com/POEU |
| MLA | "POEU." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/POEU>. |
| MHRA | 'POEU', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/POEU> [accessed 16 February 2012] |
| Chicago | "POEU", http://www.acronymgeek.com/POEU (accessed February 16, 2012). |
| CBE/CSE | POEU [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/POEU. |
| Bluebook | POEU, http://www.acronymgeek.com/POEU (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, POEU, http://www.acronymgeek.com/POEU (optional description here) (as of Feb. 16, 2012, 21:21). |
| AMA | POEU. Acronym Geek. February 16, 2012, 21:21. Available at: http://www.acronymgeek.com/POEU. Accessed February 16, 2012, 21:21. |