| APA | PC4C. (2012, February 16). In Acronym Geek. Retrieved 14:19, February 16, 2012, from http://www.acronymgeek.com/PC4C |
| MLA | "PC4C." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/PC4C>. |
| MHRA | 'PC4C', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/PC4C> [accessed 16 February 2012] |
| Chicago | "PC4C", http://www.acronymgeek.com/PC4C (accessed February 16, 2012). |
| CBE/CSE | PC4C [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/PC4C. |
| Bluebook | PC4C, http://www.acronymgeek.com/PC4C (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PC4C, http://www.acronymgeek.com/PC4C (optional description here) (as of Feb. 16, 2012, 14:19). |
| AMA | PC4C. Acronym Geek. February 16, 2012, 14:19. Available at: http://www.acronymgeek.com/PC4C. Accessed February 16, 2012, 14:19. |