| APA | SOQO. (2012, February 16). In Acronym Geek. Retrieved 16:40, February 16, 2012, from http://www.acronymgeek.com/SOQO |
| MLA | "SOQO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/SOQO>. |
| MHRA | 'SOQO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/SOQO> [accessed 16 February 2012] |
| Chicago | "SOQO", http://www.acronymgeek.com/SOQO (accessed February 16, 2012). |
| CBE/CSE | SOQO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/SOQO. |
| Bluebook | SOQO, http://www.acronymgeek.com/SOQO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SOQO, http://www.acronymgeek.com/SOQO (optional description here) (as of Feb. 16, 2012, 16:40). |
| AMA | SOQO. Acronym Geek. February 16, 2012, 16:40. Available at: http://www.acronymgeek.com/SOQO. Accessed February 16, 2012, 16:40. |