| APA | HHZR. (2012, February 14). In Acronym Geek. Retrieved 23:38, February 14, 2012, from http://www.acronymgeek.com/HHZR |
| MLA | "HHZR." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HHZR>. |
| MHRA | 'HHZR', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HHZR> [accessed 14 February 2012] |
| Chicago | "HHZR", http://www.acronymgeek.com/HHZR (accessed February 14, 2012). |
| CBE/CSE | HHZR [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HHZR. |
| Bluebook | HHZR, http://www.acronymgeek.com/HHZR (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HHZR, http://www.acronymgeek.com/HHZR (optional description here) (as of Feb. 14, 2012, 23:38). |
| AMA | HHZR. Acronym Geek. February 14, 2012, 23:38. Available at: http://www.acronymgeek.com/HHZR. Accessed February 14, 2012, 23:38. |