| APA | GYSTC. (2012, February 12). In Acronym Geek. Retrieved 16:49, February 12, 2012, from http://www.acronymgeek.com/GYSTC |
| MLA | "GYSTC." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/GYSTC>. |
| MHRA | 'GYSTC', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/GYSTC> [accessed 12 February 2012] |
| Chicago | "GYSTC", http://www.acronymgeek.com/GYSTC (accessed February 12, 2012). |
| CBE/CSE | GYSTC [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/GYSTC. |
| Bluebook | GYSTC, http://www.acronymgeek.com/GYSTC (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GYSTC, http://www.acronymgeek.com/GYSTC (optional description here) (as of Feb. 12, 2012, 16:49). |
| AMA | GYSTC. Acronym Geek. February 12, 2012, 16:49. Available at: http://www.acronymgeek.com/GYSTC. Accessed February 12, 2012, 16:49. |