| APA | HCI. (2012, February 10). In Acronym Geek. Retrieved 10:59, February 10, 2012, from http://www.acronymgeek.com/HCI |
| MLA | "HCI." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/HCI>. |
| MHRA | 'HCI', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/HCI> [accessed 10 February 2012] |
| Chicago | "HCI", http://www.acronymgeek.com/HCI (accessed February 10, 2012). |
| CBE/CSE | HCI [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/HCI. |
| Bluebook | HCI, http://www.acronymgeek.com/HCI (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HCI, http://www.acronymgeek.com/HCI (optional description here) (as of Feb. 10, 2012, 10:59). |
| AMA | HCI. Acronym Geek. February 10, 2012, 10:59. Available at: http://www.acronymgeek.com/HCI. Accessed February 10, 2012, 10:59. |