| APA | I&SI. (2012, February 14). In Acronym Geek. Retrieved 03:37, February 14, 2012, from http://www.acronymgeek.com/I&SI |
| MLA | "I&SI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/I&SI>. |
| MHRA | 'I&SI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/I&SI> [accessed 14 February 2012] |
| Chicago | "I&SI", http://www.acronymgeek.com/I&SI (accessed February 14, 2012). |
| CBE/CSE | I&SI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/I&SI. |
| Bluebook | I&SI, http://www.acronymgeek.com/I&SI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, I&SI, http://www.acronymgeek.com/I&SI (optional description here) (as of Feb. 14, 2012, 03:37). |
| AMA | I&SI. Acronym Geek. February 14, 2012, 03:37. Available at: http://www.acronymgeek.com/I&SI. Accessed February 14, 2012, 03:37. |