| APA | TSOP. (2012, February 14). In Acronym Geek. Retrieved 12:42, February 14, 2012, from http://www.acronymgeek.com/TSOP |
| MLA | "TSOP." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/TSOP>. |
| MHRA | 'TSOP', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/TSOP> [accessed 14 February 2012] |
| Chicago | "TSOP", http://www.acronymgeek.com/TSOP (accessed February 14, 2012). |
| CBE/CSE | TSOP [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/TSOP. |
| Bluebook | TSOP, http://www.acronymgeek.com/TSOP (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TSOP, http://www.acronymgeek.com/TSOP (optional description here) (as of Feb. 14, 2012, 12:42). |
| AMA | TSOP. Acronym Geek. February 14, 2012, 12:42. Available at: http://www.acronymgeek.com/TSOP. Accessed February 14, 2012, 12:42. |