| APA | LO. (2012, February 4). In Acronym Geek. Retrieved 11:00, February 4, 2012, from http://www.acronymgeek.com/LO |
| MLA | "LO." Acronym Geek. (2012). Acronym Geek. 4 Feb 2012 <http://www.acronymgeek.com/LO>. |
| MHRA | 'LO', Acronym Geek, 4 February 2012, <http://www.acronymgeek.com/LO> [accessed 4 February 2012] |
| Chicago | "LO", http://www.acronymgeek.com/LO (accessed February 4, 2012). |
| CBE/CSE | LO [Internet]. Acronym Geek; 2012 Feb 4 [cited 2012 Feb 4]. Available from: http://www.acronymgeek.com/LO. |
| Bluebook | LO, http://www.acronymgeek.com/LO (last visited February 4, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LO, http://www.acronymgeek.com/LO (optional description here) (as of Feb. 4, 2012, 11:00). |
| AMA | LO. Acronym Geek. February 4, 2012, 11:00. Available at: http://www.acronymgeek.com/LO. Accessed February 4, 2012, 11:00. |