| APA | REEI. (2012, February 16). In Acronym Geek. Retrieved 10:51, February 16, 2012, from http://www.acronymgeek.com/REEI |
| MLA | "REEI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/REEI>. |
| MHRA | 'REEI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/REEI> [accessed 16 February 2012] |
| Chicago | "REEI", http://www.acronymgeek.com/REEI (accessed February 16, 2012). |
| CBE/CSE | REEI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/REEI. |
| Bluebook | REEI, http://www.acronymgeek.com/REEI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, REEI, http://www.acronymgeek.com/REEI (optional description here) (as of Feb. 16, 2012, 10:51). |
| AMA | REEI. Acronym Geek. February 16, 2012, 10:51. Available at: http://www.acronymgeek.com/REEI. Accessed February 16, 2012, 10:51. |