| APA | BTBR. (2012, February 15). In Acronym Geek. Retrieved 17:32, February 15, 2012, from http://www.acronymgeek.com/BTBR |
| MLA | "BTBR." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/BTBR>. |
| MHRA | 'BTBR', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/BTBR> [accessed 15 February 2012] |
| Chicago | "BTBR", http://www.acronymgeek.com/BTBR (accessed February 15, 2012). |
| CBE/CSE | BTBR [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/BTBR. |
| Bluebook | BTBR, http://www.acronymgeek.com/BTBR (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BTBR, http://www.acronymgeek.com/BTBR (optional description here) (as of Feb. 15, 2012, 17:32). |
| AMA | BTBR. Acronym Geek. February 15, 2012, 17:32. Available at: http://www.acronymgeek.com/BTBR. Accessed February 15, 2012, 17:32. |