| APA | SECO. (2012, February 15). In Acronym Geek. Retrieved 12:44, February 15, 2012, from http://www.acronymgeek.com/SECO |
| MLA | "SECO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/SECO>. |
| MHRA | 'SECO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/SECO> [accessed 15 February 2012] |
| Chicago | "SECO", http://www.acronymgeek.com/SECO (accessed February 15, 2012). |
| CBE/CSE | SECO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/SECO. |
| Bluebook | SECO, http://www.acronymgeek.com/SECO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SECO, http://www.acronymgeek.com/SECO (optional description here) (as of Feb. 15, 2012, 12:44). |
| AMA | SECO. Acronym Geek. February 15, 2012, 12:44. Available at: http://www.acronymgeek.com/SECO. Accessed February 15, 2012, 12:44. |