| APA | OYPG. (2012, February 15). In Acronym Geek. Retrieved 20:38, February 15, 2012, from http://www.acronymgeek.com/OYPG |
| MLA | "OYPG." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OYPG>. |
| MHRA | 'OYPG', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OYPG> [accessed 15 February 2012] |
| Chicago | "OYPG", http://www.acronymgeek.com/OYPG (accessed February 15, 2012). |
| CBE/CSE | OYPG [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OYPG. |
| Bluebook | OYPG, http://www.acronymgeek.com/OYPG (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OYPG, http://www.acronymgeek.com/OYPG (optional description here) (as of Feb. 15, 2012, 20:38). |
| AMA | OYPG. Acronym Geek. February 15, 2012, 20:38. Available at: http://www.acronymgeek.com/OYPG. Accessed February 15, 2012, 20:38. |