| APA | FRDU. (2012, February 14). In Acronym Geek. Retrieved 17:51, February 14, 2012, from http://www.acronymgeek.com/FRDU |
| MLA | "FRDU." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/FRDU>. |
| MHRA | 'FRDU', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/FRDU> [accessed 14 February 2012] |
| Chicago | "FRDU", http://www.acronymgeek.com/FRDU (accessed February 14, 2012). |
| CBE/CSE | FRDU [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/FRDU. |
| Bluebook | FRDU, http://www.acronymgeek.com/FRDU (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FRDU, http://www.acronymgeek.com/FRDU (optional description here) (as of Feb. 14, 2012, 17:51). |
| AMA | FRDU. Acronym Geek. February 14, 2012, 17:51. Available at: http://www.acronymgeek.com/FRDU. Accessed February 14, 2012, 17:51. |