| APA | BTA. (2012, February 13). In Acronym Geek. Retrieved 23:05, February 13, 2012, from http://www.acronymgeek.com/BTA |
| MLA | "BTA." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/BTA>. |
| MHRA | 'BTA', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/BTA> [accessed 13 February 2012] |
| Chicago | "BTA", http://www.acronymgeek.com/BTA (accessed February 13, 2012). |
| CBE/CSE | BTA [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/BTA. |
| Bluebook | BTA, http://www.acronymgeek.com/BTA (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BTA, http://www.acronymgeek.com/BTA (optional description here) (as of Feb. 13, 2012, 23:05). |
| AMA | BTA. Acronym Geek. February 13, 2012, 23:05. Available at: http://www.acronymgeek.com/BTA. Accessed February 13, 2012, 23:05. |