| APA | GXR. (2012, February 11). In Acronym Geek. Retrieved 23:12, February 11, 2012, from http://www.acronymgeek.com/GXR |
| MLA | "GXR." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/GXR>. |
| MHRA | 'GXR', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/GXR> [accessed 11 February 2012] |
| Chicago | "GXR", http://www.acronymgeek.com/GXR (accessed February 11, 2012). |
| CBE/CSE | GXR [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/GXR. |
| Bluebook | GXR, http://www.acronymgeek.com/GXR (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GXR, http://www.acronymgeek.com/GXR (optional description here) (as of Feb. 11, 2012, 23:12). |
| AMA | GXR. Acronym Geek. February 11, 2012, 23:12. Available at: http://www.acronymgeek.com/GXR. Accessed February 11, 2012, 23:12. |