| APA | HCKU. (2012, February 16). In Acronym Geek. Retrieved 05:34, February 16, 2012, from http://www.acronymgeek.com/HCKU |
| MLA | "HCKU." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HCKU>. |
| MHRA | 'HCKU', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HCKU> [accessed 16 February 2012] |
| Chicago | "HCKU", http://www.acronymgeek.com/HCKU (accessed February 16, 2012). |
| CBE/CSE | HCKU [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HCKU. |
| Bluebook | HCKU, http://www.acronymgeek.com/HCKU (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HCKU, http://www.acronymgeek.com/HCKU (optional description here) (as of Feb. 16, 2012, 05:34). |
| AMA | HCKU. Acronym Geek. February 16, 2012, 05:34. Available at: http://www.acronymgeek.com/HCKU. Accessed February 16, 2012, 05:34. |