| APA | GYL. (2012, February 10). In Acronym Geek. Retrieved 01:50, February 10, 2012, from http://www.acronymgeek.com/GYL |
| MLA | "GYL." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/GYL>. |
| MHRA | 'GYL', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/GYL> [accessed 10 February 2012] |
| Chicago | "GYL", http://www.acronymgeek.com/GYL (accessed February 10, 2012). |
| CBE/CSE | GYL [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/GYL. |
| Bluebook | GYL, http://www.acronymgeek.com/GYL (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GYL, http://www.acronymgeek.com/GYL (optional description here) (as of Feb. 10, 2012, 01:50). |
| AMA | GYL. Acronym Geek. February 10, 2012, 01:50. Available at: http://www.acronymgeek.com/GYL. Accessed February 10, 2012, 01:50. |