| APA | OTOCS. (2012, February 14). In Acronym Geek. Retrieved 03:22, February 14, 2012, from http://www.acronymgeek.com/OTOCS |
| MLA | "OTOCS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OTOCS>. |
| MHRA | 'OTOCS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OTOCS> [accessed 14 February 2012] |
| Chicago | "OTOCS", http://www.acronymgeek.com/OTOCS (accessed February 14, 2012). |
| CBE/CSE | OTOCS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OTOCS. |
| Bluebook | OTOCS, http://www.acronymgeek.com/OTOCS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OTOCS, http://www.acronymgeek.com/OTOCS (optional description here) (as of Feb. 14, 2012, 03:22). |
| AMA | OTOCS. Acronym Geek. February 14, 2012, 03:22. Available at: http://www.acronymgeek.com/OTOCS. Accessed February 14, 2012, 03:22. |