| APA | CI$. (2012, February 10). In Acronym Geek. Retrieved 19:18, February 10, 2012, from http://www.acronymgeek.com/CI$ |
| MLA | "CI$." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/CI$>. |
| MHRA | 'CI$', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/CI$> [accessed 10 February 2012] |
| Chicago | "CI$", http://www.acronymgeek.com/CI$ (accessed February 10, 2012). |
| CBE/CSE | CI$ [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/CI$. |
| Bluebook | CI$, http://www.acronymgeek.com/CI$ (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CI$, http://www.acronymgeek.com/CI$ (optional description here) (as of Feb. 10, 2012, 19:18). |
| AMA | CI$. Acronym Geek. February 10, 2012, 19:18. Available at: http://www.acronymgeek.com/CI$. Accessed February 10, 2012, 19:18. |