| APA | TNS. (2012, February 14). In Acronym Geek. Retrieved 09:37, February 14, 2012, from http://www.acronymgeek.com/TNS |
| MLA | "TNS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/TNS>. |
| MHRA | 'TNS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/TNS> [accessed 14 February 2012] |
| Chicago | "TNS", http://www.acronymgeek.com/TNS (accessed February 14, 2012). |
| CBE/CSE | TNS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/TNS. |
| Bluebook | TNS, http://www.acronymgeek.com/TNS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TNS, http://www.acronymgeek.com/TNS (optional description here) (as of Feb. 14, 2012, 09:37). |
| AMA | TNS. Acronym Geek. February 14, 2012, 09:37. Available at: http://www.acronymgeek.com/TNS. Accessed February 14, 2012, 09:37. |