| APA | OTRF. (2012, February 16). In Acronym Geek. Retrieved 07:36, February 16, 2012, from http://www.acronymgeek.com/OTRF |
| MLA | "OTRF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OTRF>. |
| MHRA | 'OTRF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OTRF> [accessed 16 February 2012] |
| Chicago | "OTRF", http://www.acronymgeek.com/OTRF (accessed February 16, 2012). |
| CBE/CSE | OTRF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OTRF. |
| Bluebook | OTRF, http://www.acronymgeek.com/OTRF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OTRF, http://www.acronymgeek.com/OTRF (optional description here) (as of Feb. 16, 2012, 07:36). |
| AMA | OTRF. Acronym Geek. February 16, 2012, 07:36. Available at: http://www.acronymgeek.com/OTRF. Accessed February 16, 2012, 07:36. |