| APA | PGON. (2012, February 15). In Acronym Geek. Retrieved 16:15, February 15, 2012, from http://www.acronymgeek.com/PGON |
| MLA | "PGON." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PGON>. |
| MHRA | 'PGON', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PGON> [accessed 15 February 2012] |
| Chicago | "PGON", http://www.acronymgeek.com/PGON (accessed February 15, 2012). |
| CBE/CSE | PGON [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PGON. |
| Bluebook | PGON, http://www.acronymgeek.com/PGON (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PGON, http://www.acronymgeek.com/PGON (optional description here) (as of Feb. 15, 2012, 16:15). |
| AMA | PGON. Acronym Geek. February 15, 2012, 16:15. Available at: http://www.acronymgeek.com/PGON. Accessed February 15, 2012, 16:15. |