| APA | RDH. (2012, February 9). In Acronym Geek. Retrieved 00:54, February 9, 2012, from http://www.acronymgeek.com/RDH |
| MLA | "RDH." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/RDH>. |
| MHRA | 'RDH', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/RDH> [accessed 9 February 2012] |
| Chicago | "RDH", http://www.acronymgeek.com/RDH (accessed February 9, 2012). |
| CBE/CSE | RDH [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/RDH. |
| Bluebook | RDH, http://www.acronymgeek.com/RDH (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RDH, http://www.acronymgeek.com/RDH (optional description here) (as of Feb. 9, 2012, 00:54). |
| AMA | RDH. Acronym Geek. February 9, 2012, 00:54. Available at: http://www.acronymgeek.com/RDH. Accessed February 9, 2012, 00:54. |