| APA | DYU. (2012, February 11). In Acronym Geek. Retrieved 21:04, February 11, 2012, from http://www.acronymgeek.com/DYU |
| MLA | "DYU." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/DYU>. |
| MHRA | 'DYU', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/DYU> [accessed 11 February 2012] |
| Chicago | "DYU", http://www.acronymgeek.com/DYU (accessed February 11, 2012). |
| CBE/CSE | DYU [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/DYU. |
| Bluebook | DYU, http://www.acronymgeek.com/DYU (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DYU, http://www.acronymgeek.com/DYU (optional description here) (as of Feb. 11, 2012, 21:04). |
| AMA | DYU. Acronym Geek. February 11, 2012, 21:04. Available at: http://www.acronymgeek.com/DYU. Accessed February 11, 2012, 21:04. |