| APA | ASYS. (2012, February 15). In Acronym Geek. Retrieved 23:19, February 15, 2012, from http://www.acronymgeek.com/ASYS |
| MLA | "ASYS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ASYS>. |
| MHRA | 'ASYS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ASYS> [accessed 15 February 2012] |
| Chicago | "ASYS", http://www.acronymgeek.com/ASYS (accessed February 15, 2012). |
| CBE/CSE | ASYS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ASYS. |
| Bluebook | ASYS, http://www.acronymgeek.com/ASYS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ASYS, http://www.acronymgeek.com/ASYS (optional description here) (as of Feb. 15, 2012, 23:19). |
| AMA | ASYS. Acronym Geek. February 15, 2012, 23:19. Available at: http://www.acronymgeek.com/ASYS. Accessed February 15, 2012, 23:19. |