| APA | IY. (2012, February 14). In Acronym Geek. Retrieved 06:54, February 14, 2012, from http://www.acronymgeek.com/IY |
| MLA | "IY." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/IY>. |
| MHRA | 'IY', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/IY> [accessed 14 February 2012] |
| Chicago | "IY", http://www.acronymgeek.com/IY (accessed February 14, 2012). |
| CBE/CSE | IY [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/IY. |
| Bluebook | IY, http://www.acronymgeek.com/IY (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IY, http://www.acronymgeek.com/IY (optional description here) (as of Feb. 14, 2012, 06:54). |
| AMA | IY. Acronym Geek. February 14, 2012, 06:54. Available at: http://www.acronymgeek.com/IY. Accessed February 14, 2012, 06:54. |