| APA | BTC. (2012, February 13). In Acronym Geek. Retrieved 23:39, February 13, 2012, from http://www.acronymgeek.com/BTC |
| MLA | "BTC." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/BTC>. |
| MHRA | 'BTC', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/BTC> [accessed 13 February 2012] |
| Chicago | "BTC", http://www.acronymgeek.com/BTC (accessed February 13, 2012). |
| CBE/CSE | BTC [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/BTC. |
| Bluebook | BTC, http://www.acronymgeek.com/BTC (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BTC, http://www.acronymgeek.com/BTC (optional description here) (as of Feb. 13, 2012, 23:39). |
| AMA | BTC. Acronym Geek. February 13, 2012, 23:39. Available at: http://www.acronymgeek.com/BTC. Accessed February 13, 2012, 23:39. |