| APA | DFSI. (2012, February 14). In Acronym Geek. Retrieved 00:43, February 14, 2012, from http://www.acronymgeek.com/DFSI |
| MLA | "DFSI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/DFSI>. |
| MHRA | 'DFSI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/DFSI> [accessed 14 February 2012] |
| Chicago | "DFSI", http://www.acronymgeek.com/DFSI (accessed February 14, 2012). |
| CBE/CSE | DFSI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/DFSI. |
| Bluebook | DFSI, http://www.acronymgeek.com/DFSI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFSI, http://www.acronymgeek.com/DFSI (optional description here) (as of Feb. 14, 2012, 00:43). |
| AMA | DFSI. Acronym Geek. February 14, 2012, 00:43. Available at: http://www.acronymgeek.com/DFSI. Accessed February 14, 2012, 00:43. |