| APA | R2G. (2012, February 14). In Acronym Geek. Retrieved 02:21, February 14, 2012, from http://www.acronymgeek.com/R2G |
| MLA | "R2G." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/R2G>. |
| MHRA | 'R2G', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/R2G> [accessed 14 February 2012] |
| Chicago | "R2G", http://www.acronymgeek.com/R2G (accessed February 14, 2012). |
| CBE/CSE | R2G [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/R2G. |
| Bluebook | R2G, http://www.acronymgeek.com/R2G (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, R2G, http://www.acronymgeek.com/R2G (optional description here) (as of Feb. 14, 2012, 02:21). |
| AMA | R2G. Acronym Geek. February 14, 2012, 02:21. Available at: http://www.acronymgeek.com/R2G. Accessed February 14, 2012, 02:21. |