| APA | YDKJ. (2012, February 15). In Acronym Geek. Retrieved 12:50, February 15, 2012, from http://www.acronymgeek.com/YDKJ |
| MLA | "YDKJ." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/YDKJ>. |
| MHRA | 'YDKJ', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/YDKJ> [accessed 15 February 2012] |
| Chicago | "YDKJ", http://www.acronymgeek.com/YDKJ (accessed February 15, 2012). |
| CBE/CSE | YDKJ [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/YDKJ. |
| Bluebook | YDKJ, http://www.acronymgeek.com/YDKJ (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, YDKJ, http://www.acronymgeek.com/YDKJ (optional description here) (as of Feb. 15, 2012, 12:50). |
| AMA | YDKJ. Acronym Geek. February 15, 2012, 12:50. Available at: http://www.acronymgeek.com/YDKJ. Accessed February 15, 2012, 12:50. |