| APA | MCEN. (2012, February 16). In Acronym Geek. Retrieved 01:16, February 16, 2012, from http://www.acronymgeek.com/MCEN |
| MLA | "MCEN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/MCEN>. |
| MHRA | 'MCEN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/MCEN> [accessed 16 February 2012] |
| Chicago | "MCEN", http://www.acronymgeek.com/MCEN (accessed February 16, 2012). |
| CBE/CSE | MCEN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/MCEN. |
| Bluebook | MCEN, http://www.acronymgeek.com/MCEN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, MCEN, http://www.acronymgeek.com/MCEN (optional description here) (as of Feb. 16, 2012, 01:16). |
| AMA | MCEN. Acronym Geek. February 16, 2012, 01:16. Available at: http://www.acronymgeek.com/MCEN. Accessed February 16, 2012, 01:16. |