| APA | RGI. (2012, February 14). In Acronym Geek. Retrieved 19:14, February 14, 2012, from http://www.acronymgeek.com/RGI |
| MLA | "RGI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/RGI>. |
| MHRA | 'RGI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/RGI> [accessed 14 February 2012] |
| Chicago | "RGI", http://www.acronymgeek.com/RGI (accessed February 14, 2012). |
| CBE/CSE | RGI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/RGI. |
| Bluebook | RGI, http://www.acronymgeek.com/RGI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RGI, http://www.acronymgeek.com/RGI (optional description here) (as of Feb. 14, 2012, 19:14). |
| AMA | RGI. Acronym Geek. February 14, 2012, 19:14. Available at: http://www.acronymgeek.com/RGI. Accessed February 14, 2012, 19:14. |