| APA | LDOI. (2012, February 17). In Acronym Geek. Retrieved 08:24, February 17, 2012, from http://www.acronymgeek.com/LDOI |
| MLA | "LDOI." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/LDOI>. |
| MHRA | 'LDOI', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/LDOI> [accessed 17 February 2012] |
| Chicago | "LDOI", http://www.acronymgeek.com/LDOI (accessed February 17, 2012). |
| CBE/CSE | LDOI [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/LDOI. |
| Bluebook | LDOI, http://www.acronymgeek.com/LDOI (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDOI, http://www.acronymgeek.com/LDOI (optional description here) (as of Feb. 17, 2012, 08:24). |
| AMA | LDOI. Acronym Geek. February 17, 2012, 08:24. Available at: http://www.acronymgeek.com/LDOI. Accessed February 17, 2012, 08:24. |