| APA | ATSA. (2012, February 16). In Acronym Geek. Retrieved 11:01, February 16, 2012, from http://www.acronymgeek.com/ATSA |
| MLA | "ATSA." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ATSA>. |
| MHRA | 'ATSA', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ATSA> [accessed 16 February 2012] |
| Chicago | "ATSA", http://www.acronymgeek.com/ATSA (accessed February 16, 2012). |
| CBE/CSE | ATSA [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ATSA. |
| Bluebook | ATSA, http://www.acronymgeek.com/ATSA (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ATSA, http://www.acronymgeek.com/ATSA (optional description here) (as of Feb. 16, 2012, 11:01). |
| AMA | ATSA. Acronym Geek. February 16, 2012, 11:01. Available at: http://www.acronymgeek.com/ATSA. Accessed February 16, 2012, 11:01. |