| APA | MDOO. (2012, February 16). In Acronym Geek. Retrieved 22:35, February 16, 2012, from http://www.acronymgeek.com/MDOO |
| MLA | "MDOO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/MDOO>. |
| MHRA | 'MDOO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/MDOO> [accessed 16 February 2012] |
| Chicago | "MDOO", http://www.acronymgeek.com/MDOO (accessed February 16, 2012). |
| CBE/CSE | MDOO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/MDOO. |
| Bluebook | MDOO, http://www.acronymgeek.com/MDOO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, MDOO, http://www.acronymgeek.com/MDOO (optional description here) (as of Feb. 16, 2012, 22:35). |
| AMA | MDOO. Acronym Geek. February 16, 2012, 22:35. Available at: http://www.acronymgeek.com/MDOO. Accessed February 16, 2012, 22:35. |