| APA | PEOC. (2012, February 15). In Acronym Geek. Retrieved 15:40, February 15, 2012, from http://www.acronymgeek.com/PEOC |
| MLA | "PEOC." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PEOC>. |
| MHRA | 'PEOC', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PEOC> [accessed 15 February 2012] |
| Chicago | "PEOC", http://www.acronymgeek.com/PEOC (accessed February 15, 2012). |
| CBE/CSE | PEOC [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PEOC. |
| Bluebook | PEOC, http://www.acronymgeek.com/PEOC (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PEOC, http://www.acronymgeek.com/PEOC (optional description here) (as of Feb. 15, 2012, 15:40). |
| AMA | PEOC. Acronym Geek. February 15, 2012, 15:40. Available at: http://www.acronymgeek.com/PEOC. Accessed February 15, 2012, 15:40. |