| APA | H.C. (2012, February 14). In Acronym Geek. Retrieved 04:14, February 14, 2012, from http://www.acronymgeek.com/H.C |
| MLA | "H.C." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/H.C>. |
| MHRA | 'H.C', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/H.C> [accessed 14 February 2012] |
| Chicago | "H.C", http://www.acronymgeek.com/H.C (accessed February 14, 2012). |
| CBE/CSE | H.C [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/H.C. |
| Bluebook | H.C, http://www.acronymgeek.com/H.C (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, H.C, http://www.acronymgeek.com/H.C (optional description here) (as of Feb. 14, 2012, 04:14). |
| AMA | H.C. Acronym Geek. February 14, 2012, 04:14. Available at: http://www.acronymgeek.com/H.C. Accessed February 14, 2012, 04:14. |