| APA | XOMA. (2012, February 15). In Acronym Geek. Retrieved 10:53, February 15, 2012, from http://www.acronymgeek.com/XOMA |
| MLA | "XOMA." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/XOMA>. |
| MHRA | 'XOMA', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/XOMA> [accessed 15 February 2012] |
| Chicago | "XOMA", http://www.acronymgeek.com/XOMA (accessed February 15, 2012). |
| CBE/CSE | XOMA [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/XOMA. |
| Bluebook | XOMA, http://www.acronymgeek.com/XOMA (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XOMA, http://www.acronymgeek.com/XOMA (optional description here) (as of Feb. 15, 2012, 10:53). |
| AMA | XOMA. Acronym Geek. February 15, 2012, 10:53. Available at: http://www.acronymgeek.com/XOMA. Accessed February 15, 2012, 10:53. |