| APA | DDYW. (2012, February 15). In Acronym Geek. Retrieved 08:00, February 15, 2012, from http://www.acronymgeek.com/DDYW |
| MLA | "DDYW." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/DDYW>. |
| MHRA | 'DDYW', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/DDYW> [accessed 15 February 2012] |
| Chicago | "DDYW", http://www.acronymgeek.com/DDYW (accessed February 15, 2012). |
| CBE/CSE | DDYW [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/DDYW. |
| Bluebook | DDYW, http://www.acronymgeek.com/DDYW (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DDYW, http://www.acronymgeek.com/DDYW (optional description here) (as of Feb. 15, 2012, 08:00). |
| AMA | DDYW. Acronym Geek. February 15, 2012, 08:00. Available at: http://www.acronymgeek.com/DDYW. Accessed February 15, 2012, 08:00. |