| APA | CRH. (2012, February 10). In Acronym Geek. Retrieved 11:03, February 10, 2012, from http://www.acronymgeek.com/CRH |
| MLA | "CRH." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/CRH>. |
| MHRA | 'CRH', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/CRH> [accessed 10 February 2012] |
| Chicago | "CRH", http://www.acronymgeek.com/CRH (accessed February 10, 2012). |
| CBE/CSE | CRH [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/CRH. |
| Bluebook | CRH, http://www.acronymgeek.com/CRH (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CRH, http://www.acronymgeek.com/CRH (optional description here) (as of Feb. 10, 2012, 11:03). |
| AMA | CRH. Acronym Geek. February 10, 2012, 11:03. Available at: http://www.acronymgeek.com/CRH. Accessed February 10, 2012, 11:03. |