| APA | RROI. (2012, February 17). In Acronym Geek. Retrieved 01:13, February 17, 2012, from http://www.acronymgeek.com/RROI |
| MLA | "RROI." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/RROI>. |
| MHRA | 'RROI', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/RROI> [accessed 17 February 2012] |
| Chicago | "RROI", http://www.acronymgeek.com/RROI (accessed February 17, 2012). |
| CBE/CSE | RROI [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/RROI. |
| Bluebook | RROI, http://www.acronymgeek.com/RROI (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RROI, http://www.acronymgeek.com/RROI (optional description here) (as of Feb. 17, 2012, 01:13). |
| AMA | RROI. Acronym Geek. February 17, 2012, 01:13. Available at: http://www.acronymgeek.com/RROI. Accessed February 17, 2012, 01:13. |