| APA | DFYL. (2012, February 16). In Acronym Geek. Retrieved 10:38, February 16, 2012, from http://www.acronymgeek.com/DFYL |
| MLA | "DFYL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DFYL>. |
| MHRA | 'DFYL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DFYL> [accessed 16 February 2012] |
| Chicago | "DFYL", http://www.acronymgeek.com/DFYL (accessed February 16, 2012). |
| CBE/CSE | DFYL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DFYL. |
| Bluebook | DFYL, http://www.acronymgeek.com/DFYL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFYL, http://www.acronymgeek.com/DFYL (optional description here) (as of Feb. 16, 2012, 10:38). |
| AMA | DFYL. Acronym Geek. February 16, 2012, 10:38. Available at: http://www.acronymgeek.com/DFYL. Accessed February 16, 2012, 10:38. |