| APA | OIPB. (2012, February 16). In Acronym Geek. Retrieved 04:08, February 16, 2012, from http://www.acronymgeek.com/OIPB |
| MLA | "OIPB." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OIPB>. |
| MHRA | 'OIPB', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OIPB> [accessed 16 February 2012] |
| Chicago | "OIPB", http://www.acronymgeek.com/OIPB (accessed February 16, 2012). |
| CBE/CSE | OIPB [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OIPB. |
| Bluebook | OIPB, http://www.acronymgeek.com/OIPB (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OIPB, http://www.acronymgeek.com/OIPB (optional description here) (as of Feb. 16, 2012, 04:08). |
| AMA | OIPB. Acronym Geek. February 16, 2012, 04:08. Available at: http://www.acronymgeek.com/OIPB. Accessed February 16, 2012, 04:08. |