| APA | GCGE. (2012, February 16). In Acronym Geek. Retrieved 01:43, February 16, 2012, from http://www.acronymgeek.com/GCGE |
| MLA | "GCGE." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GCGE>. |
| MHRA | 'GCGE', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GCGE> [accessed 16 February 2012] |
| Chicago | "GCGE", http://www.acronymgeek.com/GCGE (accessed February 16, 2012). |
| CBE/CSE | GCGE [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GCGE. |
| Bluebook | GCGE, http://www.acronymgeek.com/GCGE (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GCGE, http://www.acronymgeek.com/GCGE (optional description here) (as of Feb. 16, 2012, 01:43). |
| AMA | GCGE. Acronym Geek. February 16, 2012, 01:43. Available at: http://www.acronymgeek.com/GCGE. Accessed February 16, 2012, 01:43. |