| APA | RTOE. (2012, February 14). In Acronym Geek. Retrieved 13:02, February 14, 2012, from http://www.acronymgeek.com/RTOE |
| MLA | "RTOE." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/RTOE>. |
| MHRA | 'RTOE', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/RTOE> [accessed 14 February 2012] |
| Chicago | "RTOE", http://www.acronymgeek.com/RTOE (accessed February 14, 2012). |
| CBE/CSE | RTOE [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/RTOE. |
| Bluebook | RTOE, http://www.acronymgeek.com/RTOE (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RTOE, http://www.acronymgeek.com/RTOE (optional description here) (as of Feb. 14, 2012, 13:02). |
| AMA | RTOE. Acronym Geek. February 14, 2012, 13:02. Available at: http://www.acronymgeek.com/RTOE. Accessed February 14, 2012, 13:02. |