| APA | S4C. (2012, February 14). In Acronym Geek. Retrieved 07:03, February 14, 2012, from http://www.acronymgeek.com/S4C |
| MLA | "S4C." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/S4C>. |
| MHRA | 'S4C', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/S4C> [accessed 14 February 2012] |
| Chicago | "S4C", http://www.acronymgeek.com/S4C (accessed February 14, 2012). |
| CBE/CSE | S4C [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/S4C. |
| Bluebook | S4C, http://www.acronymgeek.com/S4C (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, S4C, http://www.acronymgeek.com/S4C (optional description here) (as of Feb. 14, 2012, 07:03). |
| AMA | S4C. Acronym Geek. February 14, 2012, 07:03. Available at: http://www.acronymgeek.com/S4C. Accessed February 14, 2012, 07:03. |