| APA | ETCB. (2012, February 15). In Acronym Geek. Retrieved 04:57, February 15, 2012, from http://www.acronymgeek.com/ETCB |
| MLA | "ETCB." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ETCB>. |
| MHRA | 'ETCB', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ETCB> [accessed 15 February 2012] |
| Chicago | "ETCB", http://www.acronymgeek.com/ETCB (accessed February 15, 2012). |
| CBE/CSE | ETCB [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ETCB. |
| Bluebook | ETCB, http://www.acronymgeek.com/ETCB (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETCB, http://www.acronymgeek.com/ETCB (optional description here) (as of Feb. 15, 2012, 04:57). |
| AMA | ETCB. Acronym Geek. February 15, 2012, 04:57. Available at: http://www.acronymgeek.com/ETCB. Accessed February 15, 2012, 04:57. |