| APA | UPBK. (2012, February 15). In Acronym Geek. Retrieved 12:03, February 15, 2012, from http://www.acronymgeek.com/UPBK |
| MLA | "UPBK." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/UPBK>. |
| MHRA | 'UPBK', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/UPBK> [accessed 15 February 2012] |
| Chicago | "UPBK", http://www.acronymgeek.com/UPBK (accessed February 15, 2012). |
| CBE/CSE | UPBK [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/UPBK. |
| Bluebook | UPBK, http://www.acronymgeek.com/UPBK (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UPBK, http://www.acronymgeek.com/UPBK (optional description here) (as of Feb. 15, 2012, 12:03). |
| AMA | UPBK. Acronym Geek. February 15, 2012, 12:03. Available at: http://www.acronymgeek.com/UPBK. Accessed February 15, 2012, 12:03. |