| APA | EFYC. (2012, February 15). In Acronym Geek. Retrieved 10:42, February 15, 2012, from http://www.acronymgeek.com/EFYC |
| MLA | "EFYC." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EFYC>. |
| MHRA | 'EFYC', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EFYC> [accessed 15 February 2012] |
| Chicago | "EFYC", http://www.acronymgeek.com/EFYC (accessed February 15, 2012). |
| CBE/CSE | EFYC [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EFYC. |
| Bluebook | EFYC, http://www.acronymgeek.com/EFYC (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFYC, http://www.acronymgeek.com/EFYC (optional description here) (as of Feb. 15, 2012, 10:42). |
| AMA | EFYC. Acronym Geek. February 15, 2012, 10:42. Available at: http://www.acronymgeek.com/EFYC. Accessed February 15, 2012, 10:42. |