| APA | IB. (2012, February 9). In Acronym Geek. Retrieved 17:46, February 9, 2012, from http://www.acronymgeek.com/IB |
| MLA | "IB." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/IB>. |
| MHRA | 'IB', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/IB> [accessed 9 February 2012] |
| Chicago | "IB", http://www.acronymgeek.com/IB (accessed February 9, 2012). |
| CBE/CSE | IB [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/IB. |
| Bluebook | IB, http://www.acronymgeek.com/IB (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IB, http://www.acronymgeek.com/IB (optional description here) (as of Feb. 9, 2012, 17:46). |
| AMA | IB. Acronym Geek. February 9, 2012, 17:46. Available at: http://www.acronymgeek.com/IB. Accessed February 9, 2012, 17:46. |