| APA | BTWK. (2012, February 15). In Acronym Geek. Retrieved 16:22, February 15, 2012, from http://www.acronymgeek.com/BTWK |
| MLA | "BTWK." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/BTWK>. |
| MHRA | 'BTWK', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/BTWK> [accessed 15 February 2012] |
| Chicago | "BTWK", http://www.acronymgeek.com/BTWK (accessed February 15, 2012). |
| CBE/CSE | BTWK [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/BTWK. |
| Bluebook | BTWK, http://www.acronymgeek.com/BTWK (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BTWK, http://www.acronymgeek.com/BTWK (optional description here) (as of Feb. 15, 2012, 16:22). |
| AMA | BTWK. Acronym Geek. February 15, 2012, 16:22. Available at: http://www.acronymgeek.com/BTWK. Accessed February 15, 2012, 16:22. |