| APA | ROPA. (2012, February 15). In Acronym Geek. Retrieved 06:43, February 15, 2012, from http://www.acronymgeek.com/ROPA |
| MLA | "ROPA." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ROPA>. |
| MHRA | 'ROPA', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ROPA> [accessed 15 February 2012] |
| Chicago | "ROPA", http://www.acronymgeek.com/ROPA (accessed February 15, 2012). |
| CBE/CSE | ROPA [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ROPA. |
| Bluebook | ROPA, http://www.acronymgeek.com/ROPA (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ROPA, http://www.acronymgeek.com/ROPA (optional description here) (as of Feb. 15, 2012, 06:43). |
| AMA | ROPA. Acronym Geek. February 15, 2012, 06:43. Available at: http://www.acronymgeek.com/ROPA. Accessed February 15, 2012, 06:43. |