| APA | ISD. (2012, February 14). In Acronym Geek. Retrieved 09:45, February 14, 2012, from http://www.acronymgeek.com/ISD |
| MLA | "ISD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ISD>. |
| MHRA | 'ISD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ISD> [accessed 14 February 2012] |
| Chicago | "ISD", http://www.acronymgeek.com/ISD (accessed February 14, 2012). |
| CBE/CSE | ISD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ISD. |
| Bluebook | ISD, http://www.acronymgeek.com/ISD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ISD, http://www.acronymgeek.com/ISD (optional description here) (as of Feb. 14, 2012, 09:45). |
| AMA | ISD. Acronym Geek. February 14, 2012, 09:45. Available at: http://www.acronymgeek.com/ISD. Accessed February 14, 2012, 09:45. |