| APA | PNC. (2012, February 9). In Acronym Geek. Retrieved 19:22, February 9, 2012, from http://www.acronymgeek.com/PNC |
| MLA | "PNC." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/PNC>. |
| MHRA | 'PNC', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/PNC> [accessed 9 February 2012] |
| Chicago | "PNC", http://www.acronymgeek.com/PNC (accessed February 9, 2012). |
| CBE/CSE | PNC [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/PNC. |
| Bluebook | PNC, http://www.acronymgeek.com/PNC (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PNC, http://www.acronymgeek.com/PNC (optional description here) (as of Feb. 9, 2012, 19:22). |
| AMA | PNC. Acronym Geek. February 9, 2012, 19:22. Available at: http://www.acronymgeek.com/PNC. Accessed February 9, 2012, 19:22. |