| Style | Reference Text |
|---|
| APA | TOUGH. (2013, May 24). In All Acronyms. Retrieved 03:26, May 24, 2013, from http://www.all-acronyms.com/TOUGH |
| MLA | "TOUGH." All Acronyms. 24 May 2013, 03:26. All Acronyms. 24 May 2013 <http://www.all-acronyms.com/TOUGH>. |
| MHRA | 'TOUGH', All Acronyms, 24 May 2013, 03:26, <http://www.all-acronyms.com/TOUGH> [accessed 24 May 2013] |
| Chicago | "TOUGH," http://www.all-acronyms.com/TOUGH (accessed May 24, 2013). |
| CBE/CSE | TOUGH [Internet]. All Acronyms; 2013 May 24, 03:26 [cited 2013 May 24]. Available from: http://www.all-acronyms.com/TOUGH. |
| Bluebook | TOUGH, http://www.all-acronyms.com/TOUGH (last visited May 24, 2013). |
| Bluebook: Harvard JOLT | See All Acronyms, TOUGH, http://www.all-acronyms.com/TOUGH (optional description here) (as of May. 24, 2013, 03:26). |
| AMA | TOUGH. All Acronyms. May 24, 2013, 03:26. Available at: http://www.all-acronyms.com/TOUGH. Accessed May 24, 2013. |