| APA | FNUL. (2012, February 16). In Acronym Geek. Retrieved 06:33, February 16, 2012, from http://www.acronymgeek.com/FNUL |
| MLA | "FNUL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/FNUL>. |
| MHRA | 'FNUL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/FNUL> [accessed 16 February 2012] |
| Chicago | "FNUL", http://www.acronymgeek.com/FNUL (accessed February 16, 2012). |
| CBE/CSE | FNUL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/FNUL. |
| Bluebook | FNUL, http://www.acronymgeek.com/FNUL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FNUL, http://www.acronymgeek.com/FNUL (optional description here) (as of Feb. 16, 2012, 06:33). |
| AMA | FNUL. Acronym Geek. February 16, 2012, 06:33. Available at: http://www.acronymgeek.com/FNUL. Accessed February 16, 2012, 06:33. |