| APA | C2S2. (2012, February 12). In Acronym Geek. Retrieved 01:15, February 12, 2012, from http://www.acronymgeek.com/C2S2 |
| MLA | "C2S2." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/C2S2>. |
| MHRA | 'C2S2', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/C2S2> [accessed 12 February 2012] |
| Chicago | "C2S2", http://www.acronymgeek.com/C2S2 (accessed February 12, 2012). |
| CBE/CSE | C2S2 [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/C2S2. |
| Bluebook | C2S2, http://www.acronymgeek.com/C2S2 (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, C2S2, http://www.acronymgeek.com/C2S2 (optional description here) (as of Feb. 12, 2012, 01:15). |
| AMA | C2S2. Acronym Geek. February 12, 2012, 01:15. Available at: http://www.acronymgeek.com/C2S2. Accessed February 12, 2012, 01:15. |