| APA | LDOS. (2012, February 15). In Acronym Geek. Retrieved 11:19, February 15, 2012, from http://www.acronymgeek.com/LDOS |
| MLA | "LDOS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/LDOS>. |
| MHRA | 'LDOS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/LDOS> [accessed 15 February 2012] |
| Chicago | "LDOS", http://www.acronymgeek.com/LDOS (accessed February 15, 2012). |
| CBE/CSE | LDOS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/LDOS. |
| Bluebook | LDOS, http://www.acronymgeek.com/LDOS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDOS, http://www.acronymgeek.com/LDOS (optional description here) (as of Feb. 15, 2012, 11:19). |
| AMA | LDOS. Acronym Geek. February 15, 2012, 11:19. Available at: http://www.acronymgeek.com/LDOS. Accessed February 15, 2012, 11:19. |