| APA | IBOP. (2012, February 16). In Acronym Geek. Retrieved 04:02, February 16, 2012, from http://www.acronymgeek.com/IBOP |
| MLA | "IBOP." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/IBOP>. |
| MHRA | 'IBOP', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/IBOP> [accessed 16 February 2012] |
| Chicago | "IBOP", http://www.acronymgeek.com/IBOP (accessed February 16, 2012). |
| CBE/CSE | IBOP [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/IBOP. |
| Bluebook | IBOP, http://www.acronymgeek.com/IBOP (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IBOP, http://www.acronymgeek.com/IBOP (optional description here) (as of Feb. 16, 2012, 04:02). |
| AMA | IBOP. Acronym Geek. February 16, 2012, 04:02. Available at: http://www.acronymgeek.com/IBOP. Accessed February 16, 2012, 04:02. |