| APA | LDSI. (2012, February 16). In Acronym Geek. Retrieved 19:14, February 16, 2012, from http://www.acronymgeek.com/LDSI |
| MLA | "LDSI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LDSI>. |
| MHRA | 'LDSI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LDSI> [accessed 16 February 2012] |
| Chicago | "LDSI", http://www.acronymgeek.com/LDSI (accessed February 16, 2012). |
| CBE/CSE | LDSI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LDSI. |
| Bluebook | LDSI, http://www.acronymgeek.com/LDSI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDSI, http://www.acronymgeek.com/LDSI (optional description here) (as of Feb. 16, 2012, 19:14). |
| AMA | LDSI. Acronym Geek. February 16, 2012, 19:14. Available at: http://www.acronymgeek.com/LDSI. Accessed February 16, 2012, 19:14. |