| APA | DGIO. (2012, February 16). In Acronym Geek. Retrieved 01:57, February 16, 2012, from http://www.acronymgeek.com/DGIO |
| MLA | "DGIO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DGIO>. |
| MHRA | 'DGIO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DGIO> [accessed 16 February 2012] |
| Chicago | "DGIO", http://www.acronymgeek.com/DGIO (accessed February 16, 2012). |
| CBE/CSE | DGIO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DGIO. |
| Bluebook | DGIO, http://www.acronymgeek.com/DGIO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DGIO, http://www.acronymgeek.com/DGIO (optional description here) (as of Feb. 16, 2012, 01:57). |
| AMA | DGIO. Acronym Geek. February 16, 2012, 01:57. Available at: http://www.acronymgeek.com/DGIO. Accessed February 16, 2012, 01:57. |