| APA | PA. (2012, February 14). In Acronym Geek. Retrieved 06:10, February 14, 2012, from http://www.acronymgeek.com/PA |
| MLA | "PA." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/PA>. |
| MHRA | 'PA', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/PA> [accessed 14 February 2012] |
| Chicago | "PA", http://www.acronymgeek.com/PA (accessed February 14, 2012). |
| CBE/CSE | PA [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/PA. |
| Bluebook | PA, http://www.acronymgeek.com/PA (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PA, http://www.acronymgeek.com/PA (optional description here) (as of Feb. 14, 2012, 06:10). |
| AMA | PA. Acronym Geek. February 14, 2012, 06:10. Available at: http://www.acronymgeek.com/PA. Accessed February 14, 2012, 06:10. |