| APA | PAYO. (2012, February 16). In Acronym Geek. Retrieved 01:18, February 16, 2012, from http://www.acronymgeek.com/PAYO |
| MLA | "PAYO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PAYO>. |
| MHRA | 'PAYO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PAYO> [accessed 16 February 2012] |
| Chicago | "PAYO", http://www.acronymgeek.com/PAYO (accessed February 16, 2012). |
| CBE/CSE | PAYO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PAYO. |
| Bluebook | PAYO, http://www.acronymgeek.com/PAYO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PAYO, http://www.acronymgeek.com/PAYO (optional description here) (as of Feb. 16, 2012, 01:18). |
| AMA | PAYO. Acronym Geek. February 16, 2012, 01:18. Available at: http://www.acronymgeek.com/PAYO. Accessed February 16, 2012, 01:18. |