| APA | GPC. (2012, February 14). In Acronym Geek. Retrieved 07:07, February 14, 2012, from http://www.acronymgeek.com/GPC |
| MLA | "GPC." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/GPC>. |
| MHRA | 'GPC', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/GPC> [accessed 14 February 2012] |
| Chicago | "GPC", http://www.acronymgeek.com/GPC (accessed February 14, 2012). |
| CBE/CSE | GPC [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/GPC. |
| Bluebook | GPC, http://www.acronymgeek.com/GPC (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GPC, http://www.acronymgeek.com/GPC (optional description here) (as of Feb. 14, 2012, 07:07). |
| AMA | GPC. Acronym Geek. February 14, 2012, 07:07. Available at: http://www.acronymgeek.com/GPC. Accessed February 14, 2012, 07:07. |