| APA | GSDM. (2012, February 16). In Acronym Geek. Retrieved 01:55, February 16, 2012, from http://www.acronymgeek.com/GSDM |
| MLA | "GSDM." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GSDM>. |
| MHRA | 'GSDM', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GSDM> [accessed 16 February 2012] |
| Chicago | "GSDM", http://www.acronymgeek.com/GSDM (accessed February 16, 2012). |
| CBE/CSE | GSDM [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GSDM. |
| Bluebook | GSDM, http://www.acronymgeek.com/GSDM (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GSDM, http://www.acronymgeek.com/GSDM (optional description here) (as of Feb. 16, 2012, 01:55). |
| AMA | GSDM. Acronym Geek. February 16, 2012, 01:55. Available at: http://www.acronymgeek.com/GSDM. Accessed February 16, 2012, 01:55. |