| APA | OLIP. (2012, February 15). In Acronym Geek. Retrieved 16:54, February 15, 2012, from http://www.acronymgeek.com/OLIP |
| MLA | "OLIP." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OLIP>. |
| MHRA | 'OLIP', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OLIP> [accessed 15 February 2012] |
| Chicago | "OLIP", http://www.acronymgeek.com/OLIP (accessed February 15, 2012). |
| CBE/CSE | OLIP [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OLIP. |
| Bluebook | OLIP, http://www.acronymgeek.com/OLIP (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OLIP, http://www.acronymgeek.com/OLIP (optional description here) (as of Feb. 15, 2012, 16:54). |
| AMA | OLIP. Acronym Geek. February 15, 2012, 16:54. Available at: http://www.acronymgeek.com/OLIP. Accessed February 15, 2012, 16:54. |