| APA | LHO. (2012, February 14). In Acronym Geek. Retrieved 19:30, February 14, 2012, from http://www.acronymgeek.com/LHO |
| MLA | "LHO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/LHO>. |
| MHRA | 'LHO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/LHO> [accessed 14 February 2012] |
| Chicago | "LHO", http://www.acronymgeek.com/LHO (accessed February 14, 2012). |
| CBE/CSE | LHO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/LHO. |
| Bluebook | LHO, http://www.acronymgeek.com/LHO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LHO, http://www.acronymgeek.com/LHO (optional description here) (as of Feb. 14, 2012, 19:30). |
| AMA | LHO. Acronym Geek. February 14, 2012, 19:30. Available at: http://www.acronymgeek.com/LHO. Accessed February 14, 2012, 19:30. |