| APA | HNI. (2012, February 14). In Acronym Geek. Retrieved 04:09, February 14, 2012, from http://www.acronymgeek.com/HNI |
| MLA | "HNI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HNI>. |
| MHRA | 'HNI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HNI> [accessed 14 February 2012] |
| Chicago | "HNI", http://www.acronymgeek.com/HNI (accessed February 14, 2012). |
| CBE/CSE | HNI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HNI. |
| Bluebook | HNI, http://www.acronymgeek.com/HNI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HNI, http://www.acronymgeek.com/HNI (optional description here) (as of Feb. 14, 2012, 04:09). |
| AMA | HNI. Acronym Geek. February 14, 2012, 04:09. Available at: http://www.acronymgeek.com/HNI. Accessed February 14, 2012, 04:09. |