| APA | LREO. (2012, February 9). In Acronym Geek. Retrieved 21:23, February 9, 2012, from http://www.acronymgeek.com/LREO |
| MLA | "LREO." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/LREO>. |
| MHRA | 'LREO', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/LREO> [accessed 9 February 2012] |
| Chicago | "LREO", http://www.acronymgeek.com/LREO (accessed February 9, 2012). |
| CBE/CSE | LREO [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/LREO. |
| Bluebook | LREO, http://www.acronymgeek.com/LREO (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LREO, http://www.acronymgeek.com/LREO (optional description here) (as of Feb. 9, 2012, 21:23). |
| AMA | LREO. Acronym Geek. February 9, 2012, 21:23. Available at: http://www.acronymgeek.com/LREO. Accessed February 9, 2012, 21:23. |