| APA | ONDD. (2012, February 16). In Acronym Geek. Retrieved 18:40, February 16, 2012, from http://www.acronymgeek.com/ONDD |
| MLA | "ONDD." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ONDD>. |
| MHRA | 'ONDD', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ONDD> [accessed 16 February 2012] |
| Chicago | "ONDD", http://www.acronymgeek.com/ONDD (accessed February 16, 2012). |
| CBE/CSE | ONDD [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ONDD. |
| Bluebook | ONDD, http://www.acronymgeek.com/ONDD (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ONDD, http://www.acronymgeek.com/ONDD (optional description here) (as of Feb. 16, 2012, 18:40). |
| AMA | ONDD. Acronym Geek. February 16, 2012, 18:40. Available at: http://www.acronymgeek.com/ONDD. Accessed February 16, 2012, 18:40. |