| APA | ORTS. (2012, February 16). In Acronym Geek. Retrieved 03:42, February 16, 2012, from http://www.acronymgeek.com/ORTS |
| MLA | "ORTS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ORTS>. |
| MHRA | 'ORTS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ORTS> [accessed 16 February 2012] |
| Chicago | "ORTS", http://www.acronymgeek.com/ORTS (accessed February 16, 2012). |
| CBE/CSE | ORTS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ORTS. |
| Bluebook | ORTS, http://www.acronymgeek.com/ORTS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ORTS, http://www.acronymgeek.com/ORTS (optional description here) (as of Feb. 16, 2012, 03:42). |
| AMA | ORTS. Acronym Geek. February 16, 2012, 03:42. Available at: http://www.acronymgeek.com/ORTS. Accessed February 16, 2012, 03:42. |