| APA | 2OO3. (2012, February 11). In Acronym Geek. Retrieved 21:10, February 11, 2012, from http://www.acronymgeek.com/2OO3 |
| MLA | "2OO3." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/2OO3>. |
| MHRA | '2OO3', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/2OO3> [accessed 11 February 2012] |
| Chicago | "2OO3", http://www.acronymgeek.com/2OO3 (accessed February 11, 2012). |
| CBE/CSE | 2OO3 [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/2OO3. |
| Bluebook | 2OO3, http://www.acronymgeek.com/2OO3 (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 2OO3, http://www.acronymgeek.com/2OO3 (optional description here) (as of Feb. 11, 2012, 21:10). |
| AMA | 2OO3. Acronym Geek. February 11, 2012, 21:10. Available at: http://www.acronymgeek.com/2OO3. Accessed February 11, 2012, 21:10. |