| APA | QDIG. (2012, February 15). In Acronym Geek. Retrieved 20:44, February 15, 2012, from http://www.acronymgeek.com/QDIG |
| MLA | "QDIG." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/QDIG>. |
| MHRA | 'QDIG', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/QDIG> [accessed 15 February 2012] |
| Chicago | "QDIG", http://www.acronymgeek.com/QDIG (accessed February 15, 2012). |
| CBE/CSE | QDIG [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/QDIG. |
| Bluebook | QDIG, http://www.acronymgeek.com/QDIG (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QDIG, http://www.acronymgeek.com/QDIG (optional description here) (as of Feb. 15, 2012, 20:44). |
| AMA | QDIG. Acronym Geek. February 15, 2012, 20:44. Available at: http://www.acronymgeek.com/QDIG. Accessed February 15, 2012, 20:44. |