| APA | DFVS. (2012, February 15). In Acronym Geek. Retrieved 09:19, February 15, 2012, from http://www.acronymgeek.com/DFVS |
| MLA | "DFVS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/DFVS>. |
| MHRA | 'DFVS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/DFVS> [accessed 15 February 2012] |
| Chicago | "DFVS", http://www.acronymgeek.com/DFVS (accessed February 15, 2012). |
| CBE/CSE | DFVS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/DFVS. |
| Bluebook | DFVS, http://www.acronymgeek.com/DFVS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFVS, http://www.acronymgeek.com/DFVS (optional description here) (as of Feb. 15, 2012, 09:19). |
| AMA | DFVS. Acronym Geek. February 15, 2012, 09:19. Available at: http://www.acronymgeek.com/DFVS. Accessed February 15, 2012, 09:19. |