| APA | I.B.. (2012, February 16). In Acronym Geek. Retrieved 11:36, February 16, 2012, from http://www.acronymgeek.com/I.B. |
| MLA | "I.B.." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/I.B.>. |
| MHRA | 'I.B.', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/I.B.> [accessed 16 February 2012] |
| Chicago | "I.B.", http://www.acronymgeek.com/I.B. (accessed February 16, 2012). |
| CBE/CSE | I.B. [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/I.B.. |
| Bluebook | I.B., http://www.acronymgeek.com/I.B. (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, I.B., http://www.acronymgeek.com/I.B. (optional description here) (as of Feb. 16, 2012, 11:36). |
| AMA | I.B.. Acronym Geek. February 16, 2012, 11:36. Available at: http://www.acronymgeek.com/I.B.. Accessed February 16, 2012, 11:36. |