| APA | MREN. (2012, February 16). In Acronym Geek. Retrieved 18:49, February 16, 2012, from http://www.acronymgeek.com/MREN |
| MLA | "MREN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/MREN>. |
| MHRA | 'MREN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/MREN> [accessed 16 February 2012] |
| Chicago | "MREN", http://www.acronymgeek.com/MREN (accessed February 16, 2012). |
| CBE/CSE | MREN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/MREN. |
| Bluebook | MREN, http://www.acronymgeek.com/MREN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, MREN, http://www.acronymgeek.com/MREN (optional description here) (as of Feb. 16, 2012, 18:49). |
| AMA | MREN. Acronym Geek. February 16, 2012, 18:49. Available at: http://www.acronymgeek.com/MREN. Accessed February 16, 2012, 18:49. |