| APA | IGDD. (2012, February 16). In Acronym Geek. Retrieved 22:16, February 16, 2012, from http://www.acronymgeek.com/IGDD |
| MLA | "IGDD." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/IGDD>. |
| MHRA | 'IGDD', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/IGDD> [accessed 16 February 2012] |
| Chicago | "IGDD", http://www.acronymgeek.com/IGDD (accessed February 16, 2012). |
| CBE/CSE | IGDD [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/IGDD. |
| Bluebook | IGDD, http://www.acronymgeek.com/IGDD (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IGDD, http://www.acronymgeek.com/IGDD (optional description here) (as of Feb. 16, 2012, 22:16). |
| AMA | IGDD. Acronym Geek. February 16, 2012, 22:16. Available at: http://www.acronymgeek.com/IGDD. Accessed February 16, 2012, 22:16. |