| APA | PGNA. (2012, February 15). In Acronym Geek. Retrieved 18:46, February 15, 2012, from http://www.acronymgeek.com/PGNA |
| MLA | "PGNA." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PGNA>. |
| MHRA | 'PGNA', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PGNA> [accessed 15 February 2012] |
| Chicago | "PGNA", http://www.acronymgeek.com/PGNA (accessed February 15, 2012). |
| CBE/CSE | PGNA [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PGNA. |
| Bluebook | PGNA, http://www.acronymgeek.com/PGNA (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PGNA, http://www.acronymgeek.com/PGNA (optional description here) (as of Feb. 15, 2012, 18:46). |
| AMA | PGNA. Acronym Geek. February 15, 2012, 18:46. Available at: http://www.acronymgeek.com/PGNA. Accessed February 15, 2012, 18:46. |