| APA | GEC. (2012, February 14). In Acronym Geek. Retrieved 07:08, February 14, 2012, from http://www.acronymgeek.com/GEC |
| MLA | "GEC." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/GEC>. |
| MHRA | 'GEC', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/GEC> [accessed 14 February 2012] |
| Chicago | "GEC", http://www.acronymgeek.com/GEC (accessed February 14, 2012). |
| CBE/CSE | GEC [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/GEC. |
| Bluebook | GEC, http://www.acronymgeek.com/GEC (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GEC, http://www.acronymgeek.com/GEC (optional description here) (as of Feb. 14, 2012, 07:08). |
| AMA | GEC. Acronym Geek. February 14, 2012, 07:08. Available at: http://www.acronymgeek.com/GEC. Accessed February 14, 2012, 07:08. |