| APA | XOM. (2012, February 14). In Acronym Geek. Retrieved 11:37, February 14, 2012, from http://www.acronymgeek.com/XOM |
| MLA | "XOM." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/XOM>. |
| MHRA | 'XOM', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/XOM> [accessed 14 February 2012] |
| Chicago | "XOM", http://www.acronymgeek.com/XOM (accessed February 14, 2012). |
| CBE/CSE | XOM [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/XOM. |
| Bluebook | XOM, http://www.acronymgeek.com/XOM (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XOM, http://www.acronymgeek.com/XOM (optional description here) (as of Feb. 14, 2012, 11:37). |
| AMA | XOM. Acronym Geek. February 14, 2012, 11:37. Available at: http://www.acronymgeek.com/XOM. Accessed February 14, 2012, 11:37. |