| APA | ATC. (2012, February 4). In Acronym Geek. Retrieved 12:03, February 4, 2012, from http://www.acronymgeek.com/ATC |
| MLA | "ATC." Acronym Geek. (2012). Acronym Geek. 4 Feb 2012 <http://www.acronymgeek.com/ATC>. |
| MHRA | 'ATC', Acronym Geek, 4 February 2012, <http://www.acronymgeek.com/ATC> [accessed 4 February 2012] |
| Chicago | "ATC", http://www.acronymgeek.com/ATC (accessed February 4, 2012). |
| CBE/CSE | ATC [Internet]. Acronym Geek; 2012 Feb 4 [cited 2012 Feb 4]. Available from: http://www.acronymgeek.com/ATC. |
| Bluebook | ATC, http://www.acronymgeek.com/ATC (last visited February 4, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ATC, http://www.acronymgeek.com/ATC (optional description here) (as of Feb. 4, 2012, 12:03). |
| AMA | ATC. Acronym Geek. February 4, 2012, 12:03. Available at: http://www.acronymgeek.com/ATC. Accessed February 4, 2012, 12:03. |