| APA | LDYK. (2012, February 16). In Acronym Geek. Retrieved 07:12, February 16, 2012, from http://www.acronymgeek.com/LDYK |
| MLA | "LDYK." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LDYK>. |
| MHRA | 'LDYK', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LDYK> [accessed 16 February 2012] |
| Chicago | "LDYK", http://www.acronymgeek.com/LDYK (accessed February 16, 2012). |
| CBE/CSE | LDYK [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LDYK. |
| Bluebook | LDYK, http://www.acronymgeek.com/LDYK (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDYK, http://www.acronymgeek.com/LDYK (optional description here) (as of Feb. 16, 2012, 07:12). |
| AMA | LDYK. Acronym Geek. February 16, 2012, 07:12. Available at: http://www.acronymgeek.com/LDYK. Accessed February 16, 2012, 07:12. |