| APA | GYSU. (2012, February 15). In Acronym Geek. Retrieved 04:07, February 15, 2012, from http://www.acronymgeek.com/GYSU |
| MLA | "GYSU." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GYSU>. |
| MHRA | 'GYSU', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GYSU> [accessed 15 February 2012] |
| Chicago | "GYSU", http://www.acronymgeek.com/GYSU (accessed February 15, 2012). |
| CBE/CSE | GYSU [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GYSU. |
| Bluebook | GYSU, http://www.acronymgeek.com/GYSU (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GYSU, http://www.acronymgeek.com/GYSU (optional description here) (as of Feb. 15, 2012, 04:07). |
| AMA | GYSU. Acronym Geek. February 15, 2012, 04:07. Available at: http://www.acronymgeek.com/GYSU. Accessed February 15, 2012, 04:07. |