| APA | PSGN. (2012, February 15). In Acronym Geek. Retrieved 21:30, February 15, 2012, from http://www.acronymgeek.com/PSGN |
| MLA | "PSGN." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PSGN>. |
| MHRA | 'PSGN', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PSGN> [accessed 15 February 2012] |
| Chicago | "PSGN", http://www.acronymgeek.com/PSGN (accessed February 15, 2012). |
| CBE/CSE | PSGN [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PSGN. |
| Bluebook | PSGN, http://www.acronymgeek.com/PSGN (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PSGN, http://www.acronymgeek.com/PSGN (optional description here) (as of Feb. 15, 2012, 21:30). |
| AMA | PSGN. Acronym Geek. February 15, 2012, 21:30. Available at: http://www.acronymgeek.com/PSGN. Accessed February 15, 2012, 21:30. |