| APA | DDYC. (2012, February 12). In Acronym Geek. Retrieved 04:09, February 12, 2012, from http://www.acronymgeek.com/DDYC |
| MLA | "DDYC." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/DDYC>. |
| MHRA | 'DDYC', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/DDYC> [accessed 12 February 2012] |
| Chicago | "DDYC", http://www.acronymgeek.com/DDYC (accessed February 12, 2012). |
| CBE/CSE | DDYC [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/DDYC. |
| Bluebook | DDYC, http://www.acronymgeek.com/DDYC (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DDYC, http://www.acronymgeek.com/DDYC (optional description here) (as of Feb. 12, 2012, 04:09). |
| AMA | DDYC. Acronym Geek. February 12, 2012, 04:09. Available at: http://www.acronymgeek.com/DDYC. Accessed February 12, 2012, 04:09. |