| APA | GDR. (2012, February 14). In Acronym Geek. Retrieved 04:11, February 14, 2012, from http://www.acronymgeek.com/GDR |
| MLA | "GDR." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/GDR>. |
| MHRA | 'GDR', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/GDR> [accessed 14 February 2012] |
| Chicago | "GDR", http://www.acronymgeek.com/GDR (accessed February 14, 2012). |
| CBE/CSE | GDR [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/GDR. |
| Bluebook | GDR, http://www.acronymgeek.com/GDR (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GDR, http://www.acronymgeek.com/GDR (optional description here) (as of Feb. 14, 2012, 04:11). |
| AMA | GDR. Acronym Geek. February 14, 2012, 04:11. Available at: http://www.acronymgeek.com/GDR. Accessed February 14, 2012, 04:11. |