| APA | SND. (2012, February 14). In Acronym Geek. Retrieved 19:12, February 14, 2012, from http://www.acronymgeek.com/SND |
| MLA | "SND." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/SND>. |
| MHRA | 'SND', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/SND> [accessed 14 February 2012] |
| Chicago | "SND", http://www.acronymgeek.com/SND (accessed February 14, 2012). |
| CBE/CSE | SND [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/SND. |
| Bluebook | SND, http://www.acronymgeek.com/SND (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SND, http://www.acronymgeek.com/SND (optional description here) (as of Feb. 14, 2012, 19:12). |
| AMA | SND. Acronym Geek. February 14, 2012, 19:12. Available at: http://www.acronymgeek.com/SND. Accessed February 14, 2012, 19:12. |