| APA | LD. (2012, February 9). In Acronym Geek. Retrieved 15:15, February 9, 2012, from http://www.acronymgeek.com/LD |
| MLA | "LD." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/LD>. |
| MHRA | 'LD', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/LD> [accessed 9 February 2012] |
| Chicago | "LD", http://www.acronymgeek.com/LD (accessed February 9, 2012). |
| CBE/CSE | LD [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/LD. |
| Bluebook | LD, http://www.acronymgeek.com/LD (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LD, http://www.acronymgeek.com/LD (optional description here) (as of Feb. 9, 2012, 15:15). |
| AMA | LD. Acronym Geek. February 9, 2012, 15:15. Available at: http://www.acronymgeek.com/LD. Accessed February 9, 2012, 15:15. |