| APA | Oracle Parallel Fail Safe (OPFS). (2012, February 13). In Acronym Geek. Retrieved 20:38, February 13, 2012, from http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe |
| MLA | "Oracle Parallel Fail Safe (OPFS)." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe>. |
| MHRA | 'Oracle Parallel Fail Safe (OPFS)', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe> [accessed 13 February 2012] |
| Chicago | "Oracle Parallel Fail Safe (OPFS)", http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe (accessed February 13, 2012). |
| CBE/CSE | Oracle Parallel Fail Safe (OPFS) [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe. |
| Bluebook | Oracle Parallel Fail Safe (OPFS), http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, Oracle Parallel Fail Safe (OPFS), http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe (optional description here) (as of Feb. 13, 2012, 20:38). |
| AMA | Oracle Parallel Fail Safe (OPFS). Acronym Geek. February 13, 2012, 20:38. Available at: http://www.acronymgeek.com/OPFS/Oracle_Parallel_Fail_Safe. Accessed February 13, 2012, 20:38. |