| APA | TSOO. (2012, February 14). In Acronym Geek. Retrieved 15:04, February 14, 2012, from http://www.acronymgeek.com/TSOO |
| MLA | "TSOO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/TSOO>. |
| MHRA | 'TSOO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/TSOO> [accessed 14 February 2012] |
| Chicago | "TSOO", http://www.acronymgeek.com/TSOO (accessed February 14, 2012). |
| CBE/CSE | TSOO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/TSOO. |
| Bluebook | TSOO, http://www.acronymgeek.com/TSOO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TSOO, http://www.acronymgeek.com/TSOO (optional description here) (as of Feb. 14, 2012, 15:04). |
| AMA | TSOO. Acronym Geek. February 14, 2012, 15:04. Available at: http://www.acronymgeek.com/TSOO. Accessed February 14, 2012, 15:04. |