| APA | DAYH. (2012, February 15). In Acronym Geek. Retrieved 02:13, February 15, 2012, from http://www.acronymgeek.com/DAYH |
| MLA | "DAYH." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/DAYH>. |
| MHRA | 'DAYH', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/DAYH> [accessed 15 February 2012] |
| Chicago | "DAYH", http://www.acronymgeek.com/DAYH (accessed February 15, 2012). |
| CBE/CSE | DAYH [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/DAYH. |
| Bluebook | DAYH, http://www.acronymgeek.com/DAYH (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DAYH, http://www.acronymgeek.com/DAYH (optional description here) (as of Feb. 15, 2012, 02:13). |
| AMA | DAYH. Acronym Geek. February 15, 2012, 02:13. Available at: http://www.acronymgeek.com/DAYH. Accessed February 15, 2012, 02:13. |