| APA | IJO. (2012, February 14). In Acronym Geek. Retrieved 04:04, February 14, 2012, from http://www.acronymgeek.com/IJO |
| MLA | "IJO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/IJO>. |
| MHRA | 'IJO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/IJO> [accessed 14 February 2012] |
| Chicago | "IJO", http://www.acronymgeek.com/IJO (accessed February 14, 2012). |
| CBE/CSE | IJO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/IJO. |
| Bluebook | IJO, http://www.acronymgeek.com/IJO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IJO, http://www.acronymgeek.com/IJO (optional description here) (as of Feb. 14, 2012, 04:04). |
| AMA | IJO. Acronym Geek. February 14, 2012, 04:04. Available at: http://www.acronymgeek.com/IJO. Accessed February 14, 2012, 04:04. |