| APA | ISFD. (2012, February 15). In Acronym Geek. Retrieved 14:22, February 15, 2012, from http://www.acronymgeek.com/ISFD |
| MLA | "ISFD." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ISFD>. |
| MHRA | 'ISFD', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ISFD> [accessed 15 February 2012] |
| Chicago | "ISFD", http://www.acronymgeek.com/ISFD (accessed February 15, 2012). |
| CBE/CSE | ISFD [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ISFD. |
| Bluebook | ISFD, http://www.acronymgeek.com/ISFD (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ISFD, http://www.acronymgeek.com/ISFD (optional description here) (as of Feb. 15, 2012, 14:22). |
| AMA | ISFD. Acronym Geek. February 15, 2012, 14:22. Available at: http://www.acronymgeek.com/ISFD. Accessed February 15, 2012, 14:22. |