| APA | ECWK. (2012, February 15). In Acronym Geek. Retrieved 11:51, February 15, 2012, from http://www.acronymgeek.com/ECWK |
| MLA | "ECWK." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ECWK>. |
| MHRA | 'ECWK', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ECWK> [accessed 15 February 2012] |
| Chicago | "ECWK", http://www.acronymgeek.com/ECWK (accessed February 15, 2012). |
| CBE/CSE | ECWK [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ECWK. |
| Bluebook | ECWK, http://www.acronymgeek.com/ECWK (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ECWK, http://www.acronymgeek.com/ECWK (optional description here) (as of Feb. 15, 2012, 11:51). |
| AMA | ECWK. Acronym Geek. February 15, 2012, 11:51. Available at: http://www.acronymgeek.com/ECWK. Accessed February 15, 2012, 11:51. |