| APA | ZRHR. (2012, February 15). In Acronym Geek. Retrieved 07:01, February 15, 2012, from http://www.acronymgeek.com/ZRHR |
| MLA | "ZRHR." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ZRHR>. |
| MHRA | 'ZRHR', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ZRHR> [accessed 15 February 2012] |
| Chicago | "ZRHR", http://www.acronymgeek.com/ZRHR (accessed February 15, 2012). |
| CBE/CSE | ZRHR [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ZRHR. |
| Bluebook | ZRHR, http://www.acronymgeek.com/ZRHR (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZRHR, http://www.acronymgeek.com/ZRHR (optional description here) (as of Feb. 15, 2012, 07:01). |
| AMA | ZRHR. Acronym Geek. February 15, 2012, 07:01. Available at: http://www.acronymgeek.com/ZRHR. Accessed February 15, 2012, 07:01. |