| Style | Reference Text |
|---|
| APA | SOPREN. (2010, February 9). In Acronym Geek. Retrieved 13:09, February 9, 2010, from http://www.acronymgeek.com/SOPREN |
| MLA | "SOPREN." Acronym Geek. 9 Feb 2010, 13:09. Acronym Geek. 9 Feb 2010 <http://www.acronymgeek.com/SOPREN>. |
| MHRA | 'SOPREN', Acronym Geek, 9 February 2010, 13:09, <http://www.acronymgeek.com/SOPREN> [accessed 9 February 2010] |
| Chicago | "SOPREN," http://www.acronymgeek.com/SOPREN (accessed February 9, 2010). |
| CBE/CSE | SOPREN [Internet]. Acronym Geek; 2010 Feb 9, 13:09 [cited 2010 Feb 9]. Available from: http://www.acronymgeek.com/SOPREN. |
| Bluebook | SOPREN, http://www.acronymgeek.com/SOPREN (last visited February 9, 2010). |
| Bluebook: Harvard JOLT | See Acronym Geek, SOPREN, http://www.acronymgeek.com/SOPREN (optional description here) (as of Feb. 9, 2010, 13:09). |
| AMA | SOPREN. Acronym Geek. February 9, 2010, 13:09. Available at: http://www.acronymgeek.com/SOPREN. Accessed February 9, 2010. |