| APA | EWG. (2012, February 9). In Acronym Geek. Retrieved 18:31, February 9, 2012, from http://www.acronymgeek.com/EWG |
| MLA | "EWG." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/EWG>. |
| MHRA | 'EWG', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/EWG> [accessed 9 February 2012] |
| Chicago | "EWG", http://www.acronymgeek.com/EWG (accessed February 9, 2012). |
| CBE/CSE | EWG [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/EWG. |
| Bluebook | EWG, http://www.acronymgeek.com/EWG (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EWG, http://www.acronymgeek.com/EWG (optional description here) (as of Feb. 9, 2012, 18:31). |
| AMA | EWG. Acronym Geek. February 9, 2012, 18:31. Available at: http://www.acronymgeek.com/EWG. Accessed February 9, 2012, 18:31. |