| APA | SONR. (2012, February 15). In Acronym Geek. Retrieved 12:05, February 15, 2012, from http://www.acronymgeek.com/SONR |
| MLA | "SONR." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/SONR>. |
| MHRA | 'SONR', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/SONR> [accessed 15 February 2012] |
| Chicago | "SONR", http://www.acronymgeek.com/SONR (accessed February 15, 2012). |
| CBE/CSE | SONR [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/SONR. |
| Bluebook | SONR, http://www.acronymgeek.com/SONR (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SONR, http://www.acronymgeek.com/SONR (optional description here) (as of Feb. 15, 2012, 12:05). |
| AMA | SONR. Acronym Geek. February 15, 2012, 12:05. Available at: http://www.acronymgeek.com/SONR. Accessed February 15, 2012, 12:05. |