| APA | 5Y. (2012, February 11). In Acronym Geek. Retrieved 21:51, February 11, 2012, from http://www.acronymgeek.com/5Y |
| MLA | "5Y." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/5Y>. |
| MHRA | '5Y', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/5Y> [accessed 11 February 2012] |
| Chicago | "5Y", http://www.acronymgeek.com/5Y (accessed February 11, 2012). |
| CBE/CSE | 5Y [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/5Y. |
| Bluebook | 5Y, http://www.acronymgeek.com/5Y (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 5Y, http://www.acronymgeek.com/5Y (optional description here) (as of Feb. 11, 2012, 21:51). |
| AMA | 5Y. Acronym Geek. February 11, 2012, 21:51. Available at: http://www.acronymgeek.com/5Y. Accessed February 11, 2012, 21:51. |