| APA | 903. (2012, February 10). In Acronym Geek. Retrieved 09:42, February 10, 2012, from http://www.acronymgeek.com/903 |
| MLA | "903." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/903>. |
| MHRA | '903', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/903> [accessed 10 February 2012] |
| Chicago | "903", http://www.acronymgeek.com/903 (accessed February 10, 2012). |
| CBE/CSE | 903 [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/903. |
| Bluebook | 903, http://www.acronymgeek.com/903 (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 903, http://www.acronymgeek.com/903 (optional description here) (as of Feb. 10, 2012, 09:42). |
| AMA | 903. Acronym Geek. February 10, 2012, 09:42. Available at: http://www.acronymgeek.com/903. Accessed February 10, 2012, 09:42. |