| APA | SERO. (2012, February 17). In Acronym Geek. Retrieved 05:05, February 17, 2012, from http://www.acronymgeek.com/SERO |
| MLA | "SERO." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/SERO>. |
| MHRA | 'SERO', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/SERO> [accessed 17 February 2012] |
| Chicago | "SERO", http://www.acronymgeek.com/SERO (accessed February 17, 2012). |
| CBE/CSE | SERO [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/SERO. |
| Bluebook | SERO, http://www.acronymgeek.com/SERO (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SERO, http://www.acronymgeek.com/SERO (optional description here) (as of Feb. 17, 2012, 05:05). |
| AMA | SERO. Acronym Geek. February 17, 2012, 05:05. Available at: http://www.acronymgeek.com/SERO. Accessed February 17, 2012, 05:05. |