| APA | ROEP. (2012, February 15). In Acronym Geek. Retrieved 02:53, February 15, 2012, from http://www.acronymgeek.com/ROEP |
| MLA | "ROEP." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ROEP>. |
| MHRA | 'ROEP', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ROEP> [accessed 15 February 2012] |
| Chicago | "ROEP", http://www.acronymgeek.com/ROEP (accessed February 15, 2012). |
| CBE/CSE | ROEP [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ROEP. |
| Bluebook | ROEP, http://www.acronymgeek.com/ROEP (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ROEP, http://www.acronymgeek.com/ROEP (optional description here) (as of Feb. 15, 2012, 02:53). |
| AMA | ROEP. Acronym Geek. February 15, 2012, 02:53. Available at: http://www.acronymgeek.com/ROEP. Accessed February 15, 2012, 02:53. |