| APA | HCD. (2012, February 10). In Acronym Geek. Retrieved 16:36, February 10, 2012, from http://www.acronymgeek.com/HCD |
| MLA | "HCD." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/HCD>. |
| MHRA | 'HCD', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/HCD> [accessed 10 February 2012] |
| Chicago | "HCD", http://www.acronymgeek.com/HCD (accessed February 10, 2012). |
| CBE/CSE | HCD [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/HCD. |
| Bluebook | HCD, http://www.acronymgeek.com/HCD (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HCD, http://www.acronymgeek.com/HCD (optional description here) (as of Feb. 10, 2012, 16:36). |
| AMA | HCD. Acronym Geek. February 10, 2012, 16:36. Available at: http://www.acronymgeek.com/HCD. Accessed February 10, 2012, 16:36. |