| APA | GBP. (2012, February 4). In Acronym Geek. Retrieved 11:21, February 4, 2012, from http://www.acronymgeek.com/GBP |
| MLA | "GBP." Acronym Geek. (2012). Acronym Geek. 4 Feb 2012 <http://www.acronymgeek.com/GBP>. |
| MHRA | 'GBP', Acronym Geek, 4 February 2012, <http://www.acronymgeek.com/GBP> [accessed 4 February 2012] |
| Chicago | "GBP", http://www.acronymgeek.com/GBP (accessed February 4, 2012). |
| CBE/CSE | GBP [Internet]. Acronym Geek; 2012 Feb 4 [cited 2012 Feb 4]. Available from: http://www.acronymgeek.com/GBP. |
| Bluebook | GBP, http://www.acronymgeek.com/GBP (last visited February 4, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GBP, http://www.acronymgeek.com/GBP (optional description here) (as of Feb. 4, 2012, 11:21). |
| AMA | GBP. Acronym Geek. February 4, 2012, 11:21. Available at: http://www.acronymgeek.com/GBP. Accessed February 4, 2012, 11:21. |