| APA | DFI. (2012, February 13). In Acronym Geek. Retrieved 22:50, February 13, 2012, from http://www.acronymgeek.com/DFI |
| MLA | "DFI." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/DFI>. |
| MHRA | 'DFI', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/DFI> [accessed 13 February 2012] |
| Chicago | "DFI", http://www.acronymgeek.com/DFI (accessed February 13, 2012). |
| CBE/CSE | DFI [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/DFI. |
| Bluebook | DFI, http://www.acronymgeek.com/DFI (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFI, http://www.acronymgeek.com/DFI (optional description here) (as of Feb. 13, 2012, 22:50). |
| AMA | DFI. Acronym Geek. February 13, 2012, 22:50. Available at: http://www.acronymgeek.com/DFI. Accessed February 13, 2012, 22:50. |