| APA | ECYG. (2012, February 17). In Acronym Geek. Retrieved 03:31, February 17, 2012, from http://www.acronymgeek.com/ECYG |
| MLA | "ECYG." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/ECYG>. |
| MHRA | 'ECYG', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/ECYG> [accessed 17 February 2012] |
| Chicago | "ECYG", http://www.acronymgeek.com/ECYG (accessed February 17, 2012). |
| CBE/CSE | ECYG [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/ECYG. |
| Bluebook | ECYG, http://www.acronymgeek.com/ECYG (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ECYG, http://www.acronymgeek.com/ECYG (optional description here) (as of Feb. 17, 2012, 03:31). |
| AMA | ECYG. Acronym Geek. February 17, 2012, 03:31. Available at: http://www.acronymgeek.com/ECYG. Accessed February 17, 2012, 03:31. |