| APA | ENVS. (2012, February 11). In Acronym Geek. Retrieved 21:44, February 11, 2012, from http://www.acronymgeek.com/ENVS |
| MLA | "ENVS." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/ENVS>. |
| MHRA | 'ENVS', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/ENVS> [accessed 11 February 2012] |
| Chicago | "ENVS", http://www.acronymgeek.com/ENVS (accessed February 11, 2012). |
| CBE/CSE | ENVS [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/ENVS. |
| Bluebook | ENVS, http://www.acronymgeek.com/ENVS (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ENVS, http://www.acronymgeek.com/ENVS (optional description here) (as of Feb. 11, 2012, 21:44). |
| AMA | ENVS. Acronym Geek. February 11, 2012, 21:44. Available at: http://www.acronymgeek.com/ENVS. Accessed February 11, 2012, 21:44. |