| APA | 1NF. (2012, February 11). In Acronym Geek. Retrieved 22:36, February 11, 2012, from http://www.acronymgeek.com/1NF |
| MLA | "1NF." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/1NF>. |
| MHRA | '1NF', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/1NF> [accessed 11 February 2012] |
| Chicago | "1NF", http://www.acronymgeek.com/1NF (accessed February 11, 2012). |
| CBE/CSE | 1NF [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/1NF. |
| Bluebook | 1NF, http://www.acronymgeek.com/1NF (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 1NF, http://www.acronymgeek.com/1NF (optional description here) (as of Feb. 11, 2012, 22:36). |
| AMA | 1NF. Acronym Geek. February 11, 2012, 22:36. Available at: http://www.acronymgeek.com/1NF. Accessed February 11, 2012, 22:36. |