| APA | LOUIS. (2012, February 12). In Acronym Geek. Retrieved 14:55, February 12, 2012, from http://www.acronymgeek.com/LOUIS |
| MLA | "LOUIS." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/LOUIS>. |
| MHRA | 'LOUIS', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/LOUIS> [accessed 12 February 2012] |
| Chicago | "LOUIS", http://www.acronymgeek.com/LOUIS (accessed February 12, 2012). |
| CBE/CSE | LOUIS [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/LOUIS. |
| Bluebook | LOUIS, http://www.acronymgeek.com/LOUIS (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LOUIS, http://www.acronymgeek.com/LOUIS (optional description here) (as of Feb. 12, 2012, 14:55). |
| AMA | LOUIS. Acronym Geek. February 12, 2012, 14:55. Available at: http://www.acronymgeek.com/LOUIS. Accessed February 12, 2012, 14:55. |