| APA | EPBX. (2012, February 14). In Acronym Geek. Retrieved 19:51, February 14, 2012, from http://www.acronymgeek.com/EPBX |
| MLA | "EPBX." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/EPBX>. |
| MHRA | 'EPBX', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/EPBX> [accessed 14 February 2012] |
| Chicago | "EPBX", http://www.acronymgeek.com/EPBX (accessed February 14, 2012). |
| CBE/CSE | EPBX [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/EPBX. |
| Bluebook | EPBX, http://www.acronymgeek.com/EPBX (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EPBX, http://www.acronymgeek.com/EPBX (optional description here) (as of Feb. 14, 2012, 19:51). |
| AMA | EPBX. Acronym Geek. February 14, 2012, 19:51. Available at: http://www.acronymgeek.com/EPBX. Accessed February 14, 2012, 19:51. |