| APA | ICA. (2012, February 13). In Acronym Geek. Retrieved 22:38, February 13, 2012, from http://www.acronymgeek.com/ICA |
| MLA | "ICA." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/ICA>. |
| MHRA | 'ICA', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/ICA> [accessed 13 February 2012] |
| Chicago | "ICA", http://www.acronymgeek.com/ICA (accessed February 13, 2012). |
| CBE/CSE | ICA [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/ICA. |
| Bluebook | ICA, http://www.acronymgeek.com/ICA (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ICA, http://www.acronymgeek.com/ICA (optional description here) (as of Feb. 13, 2012, 22:38). |
| AMA | ICA. Acronym Geek. February 13, 2012, 22:38. Available at: http://www.acronymgeek.com/ICA. Accessed February 13, 2012, 22:38. |