| APA | YUNL. (2012, February 17). In Acronym Geek. Retrieved 07:57, February 17, 2012, from http://www.acronymgeek.com/YUNL |
| MLA | "YUNL." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/YUNL>. |
| MHRA | 'YUNL', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/YUNL> [accessed 17 February 2012] |
| Chicago | "YUNL", http://www.acronymgeek.com/YUNL (accessed February 17, 2012). |
| CBE/CSE | YUNL [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/YUNL. |
| Bluebook | YUNL, http://www.acronymgeek.com/YUNL (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, YUNL, http://www.acronymgeek.com/YUNL (optional description here) (as of Feb. 17, 2012, 07:57). |
| AMA | YUNL. Acronym Geek. February 17, 2012, 07:57. Available at: http://www.acronymgeek.com/YUNL. Accessed February 17, 2012, 07:57. |