| APA | BTTY. (2012, February 15). In Acronym Geek. Retrieved 16:35, February 15, 2012, from http://www.acronymgeek.com/BTTY |
| MLA | "BTTY." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/BTTY>. |
| MHRA | 'BTTY', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/BTTY> [accessed 15 February 2012] |
| Chicago | "BTTY", http://www.acronymgeek.com/BTTY (accessed February 15, 2012). |
| CBE/CSE | BTTY [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/BTTY. |
| Bluebook | BTTY, http://www.acronymgeek.com/BTTY (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BTTY, http://www.acronymgeek.com/BTTY (optional description here) (as of Feb. 15, 2012, 16:35). |
| AMA | BTTY. Acronym Geek. February 15, 2012, 16:35. Available at: http://www.acronymgeek.com/BTTY. Accessed February 15, 2012, 16:35. |