| APA | HVUD. (2012, February 16). In Acronym Geek. Retrieved 09:52, February 16, 2012, from http://www.acronymgeek.com/HVUD |
| MLA | "HVUD." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HVUD>. |
| MHRA | 'HVUD', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HVUD> [accessed 16 February 2012] |
| Chicago | "HVUD", http://www.acronymgeek.com/HVUD (accessed February 16, 2012). |
| CBE/CSE | HVUD [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HVUD. |
| Bluebook | HVUD, http://www.acronymgeek.com/HVUD (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HVUD, http://www.acronymgeek.com/HVUD (optional description here) (as of Feb. 16, 2012, 09:52). |
| AMA | HVUD. Acronym Geek. February 16, 2012, 09:52. Available at: http://www.acronymgeek.com/HVUD. Accessed February 16, 2012, 09:52. |