| APA | EWCS. (2012, February 16). In Acronym Geek. Retrieved 03:10, February 16, 2012, from http://www.acronymgeek.com/EWCS |
| MLA | "EWCS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/EWCS>. |
| MHRA | 'EWCS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/EWCS> [accessed 16 February 2012] |
| Chicago | "EWCS", http://www.acronymgeek.com/EWCS (accessed February 16, 2012). |
| CBE/CSE | EWCS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/EWCS. |
| Bluebook | EWCS, http://www.acronymgeek.com/EWCS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EWCS, http://www.acronymgeek.com/EWCS (optional description here) (as of Feb. 16, 2012, 03:10). |
| AMA | EWCS. Acronym Geek. February 16, 2012, 03:10. Available at: http://www.acronymgeek.com/EWCS. Accessed February 16, 2012, 03:10. |