| APA | PBXS. (2012, February 15). In Acronym Geek. Retrieved 02:07, February 15, 2012, from http://www.acronymgeek.com/PBXS |
| MLA | "PBXS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PBXS>. |
| MHRA | 'PBXS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PBXS> [accessed 15 February 2012] |
| Chicago | "PBXS", http://www.acronymgeek.com/PBXS (accessed February 15, 2012). |
| CBE/CSE | PBXS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PBXS. |
| Bluebook | PBXS, http://www.acronymgeek.com/PBXS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PBXS, http://www.acronymgeek.com/PBXS (optional description here) (as of Feb. 15, 2012, 02:07). |
| AMA | PBXS. Acronym Geek. February 15, 2012, 02:07. Available at: http://www.acronymgeek.com/PBXS. Accessed February 15, 2012, 02:07. |