| APA | GYSM. (2012, February 15). In Acronym Geek. Retrieved 02:59, February 15, 2012, from http://www.acronymgeek.com/GYSM |
| MLA | "GYSM." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GYSM>. |
| MHRA | 'GYSM', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GYSM> [accessed 15 February 2012] |
| Chicago | "GYSM", http://www.acronymgeek.com/GYSM (accessed February 15, 2012). |
| CBE/CSE | GYSM [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GYSM. |
| Bluebook | GYSM, http://www.acronymgeek.com/GYSM (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GYSM, http://www.acronymgeek.com/GYSM (optional description here) (as of Feb. 15, 2012, 02:59). |
| AMA | GYSM. Acronym Geek. February 15, 2012, 02:59. Available at: http://www.acronymgeek.com/GYSM. Accessed February 15, 2012, 02:59. |