| APA | LDIS. (2012, February 14). In Acronym Geek. Retrieved 00:51, February 14, 2012, from http://www.acronymgeek.com/LDIS |
| MLA | "LDIS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/LDIS>. |
| MHRA | 'LDIS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/LDIS> [accessed 14 February 2012] |
| Chicago | "LDIS", http://www.acronymgeek.com/LDIS (accessed February 14, 2012). |
| CBE/CSE | LDIS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/LDIS. |
| Bluebook | LDIS, http://www.acronymgeek.com/LDIS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDIS, http://www.acronymgeek.com/LDIS (optional description here) (as of Feb. 14, 2012, 00:51). |
| AMA | LDIS. Acronym Geek. February 14, 2012, 00:51. Available at: http://www.acronymgeek.com/LDIS. Accessed February 14, 2012, 00:51. |