| APA | DRF. (2012, February 14). In Acronym Geek. Retrieved 06:34, February 14, 2012, from http://www.acronymgeek.com/DRF |
| MLA | "DRF." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/DRF>. |
| MHRA | 'DRF', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/DRF> [accessed 14 February 2012] |
| Chicago | "DRF", http://www.acronymgeek.com/DRF (accessed February 14, 2012). |
| CBE/CSE | DRF [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/DRF. |
| Bluebook | DRF, http://www.acronymgeek.com/DRF (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DRF, http://www.acronymgeek.com/DRF (optional description here) (as of Feb. 14, 2012, 06:34). |
| AMA | DRF. Acronym Geek. February 14, 2012, 06:34. Available at: http://www.acronymgeek.com/DRF. Accessed February 14, 2012, 06:34. |