| APA | DRFI. (2012, February 16). In Acronym Geek. Retrieved 04:58, February 16, 2012, from http://www.acronymgeek.com/DRFI |
| MLA | "DRFI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DRFI>. |
| MHRA | 'DRFI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DRFI> [accessed 16 February 2012] |
| Chicago | "DRFI", http://www.acronymgeek.com/DRFI (accessed February 16, 2012). |
| CBE/CSE | DRFI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DRFI. |
| Bluebook | DRFI, http://www.acronymgeek.com/DRFI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DRFI, http://www.acronymgeek.com/DRFI (optional description here) (as of Feb. 16, 2012, 04:58). |
| AMA | DRFI. Acronym Geek. February 16, 2012, 04:58. Available at: http://www.acronymgeek.com/DRFI. Accessed February 16, 2012, 04:58. |