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