| APA | DELF. (2012, February 17). In Acronym Geek. Retrieved 01:11, February 17, 2012, from http://www.acronymgeek.com/DELF |
| MLA | "DELF." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/DELF>. |
| MHRA | 'DELF', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/DELF> [accessed 17 February 2012] |
| Chicago | "DELF", http://www.acronymgeek.com/DELF (accessed February 17, 2012). |
| CBE/CSE | DELF [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/DELF. |
| Bluebook | DELF, http://www.acronymgeek.com/DELF (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DELF, http://www.acronymgeek.com/DELF (optional description here) (as of Feb. 17, 2012, 01:11). |
| AMA | DELF. Acronym Geek. February 17, 2012, 01:11. Available at: http://www.acronymgeek.com/DELF. Accessed February 17, 2012, 01:11. |