| APA | GYST. (2012, February 11). In Acronym Geek. Retrieved 20:38, February 11, 2012, from http://www.acronymgeek.com/GYST |
| MLA | "GYST." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/GYST>. |
| MHRA | 'GYST', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/GYST> [accessed 11 February 2012] |
| Chicago | "GYST", http://www.acronymgeek.com/GYST (accessed February 11, 2012). |
| CBE/CSE | GYST [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/GYST. |
| Bluebook | GYST, http://www.acronymgeek.com/GYST (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GYST, http://www.acronymgeek.com/GYST (optional description here) (as of Feb. 11, 2012, 20:38). |
| AMA | GYST. Acronym Geek. February 11, 2012, 20:38. Available at: http://www.acronymgeek.com/GYST. Accessed February 11, 2012, 20:38. |