| APA | PBLM. (2012, February 15). In Acronym Geek. Retrieved 21:02, February 15, 2012, from http://www.acronymgeek.com/PBLM |
| MLA | "PBLM." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PBLM>. |
| MHRA | 'PBLM', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PBLM> [accessed 15 February 2012] |
| Chicago | "PBLM", http://www.acronymgeek.com/PBLM (accessed February 15, 2012). |
| CBE/CSE | PBLM [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PBLM. |
| Bluebook | PBLM, http://www.acronymgeek.com/PBLM (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PBLM, http://www.acronymgeek.com/PBLM (optional description here) (as of Feb. 15, 2012, 21:02). |
| AMA | PBLM. Acronym Geek. February 15, 2012, 21:02. Available at: http://www.acronymgeek.com/PBLM. Accessed February 15, 2012, 21:02. |