| APA | ESPB. (2012, February 16). In Acronym Geek. Retrieved 21:50, February 16, 2012, from http://www.acronymgeek.com/ESPB |
| MLA | "ESPB." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ESPB>. |
| MHRA | 'ESPB', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ESPB> [accessed 16 February 2012] |
| Chicago | "ESPB", http://www.acronymgeek.com/ESPB (accessed February 16, 2012). |
| CBE/CSE | ESPB [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ESPB. |
| Bluebook | ESPB, http://www.acronymgeek.com/ESPB (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ESPB, http://www.acronymgeek.com/ESPB (optional description here) (as of Feb. 16, 2012, 21:50). |
| AMA | ESPB. Acronym Geek. February 16, 2012, 21:50. Available at: http://www.acronymgeek.com/ESPB. Accessed February 16, 2012, 21:50. |