| APA | PGB. (2012, February 15). In Acronym Geek. Retrieved 03:45, February 15, 2012, from http://www.acronymgeek.com/PGB |
| MLA | "PGB." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PGB>. |
| MHRA | 'PGB', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PGB> [accessed 15 February 2012] |
| Chicago | "PGB", http://www.acronymgeek.com/PGB (accessed February 15, 2012). |
| CBE/CSE | PGB [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PGB. |
| Bluebook | PGB, http://www.acronymgeek.com/PGB (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PGB, http://www.acronymgeek.com/PGB (optional description here) (as of Feb. 15, 2012, 03:45). |
| AMA | PGB. Acronym Geek. February 15, 2012, 03:45. Available at: http://www.acronymgeek.com/PGB. Accessed February 15, 2012, 03:45. |