| APA | IYY. (2012, February 14). In Acronym Geek. Retrieved 10:08, February 14, 2012, from http://www.acronymgeek.com/IYY |
| MLA | "IYY." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/IYY>. |
| MHRA | 'IYY', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/IYY> [accessed 14 February 2012] |
| Chicago | "IYY", http://www.acronymgeek.com/IYY (accessed February 14, 2012). |
| CBE/CSE | IYY [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/IYY. |
| Bluebook | IYY, http://www.acronymgeek.com/IYY (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IYY, http://www.acronymgeek.com/IYY (optional description here) (as of Feb. 14, 2012, 10:08). |
| AMA | IYY. Acronym Geek. February 14, 2012, 10:08. Available at: http://www.acronymgeek.com/IYY. Accessed February 14, 2012, 10:08. |