| APA | ZDSF. (2012, February 15). In Acronym Geek. Retrieved 14:03, February 15, 2012, from http://www.acronymgeek.com/ZDSF |
| MLA | "ZDSF." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ZDSF>. |
| MHRA | 'ZDSF', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ZDSF> [accessed 15 February 2012] |
| Chicago | "ZDSF", http://www.acronymgeek.com/ZDSF (accessed February 15, 2012). |
| CBE/CSE | ZDSF [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ZDSF. |
| Bluebook | ZDSF, http://www.acronymgeek.com/ZDSF (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZDSF, http://www.acronymgeek.com/ZDSF (optional description here) (as of Feb. 15, 2012, 14:03). |
| AMA | ZDSF. Acronym Geek. February 15, 2012, 14:03. Available at: http://www.acronymgeek.com/ZDSF. Accessed February 15, 2012, 14:03. |