| APA | GULB. (2012, February 17). In Acronym Geek. Retrieved 01:00, February 17, 2012, from http://www.acronymgeek.com/GULB |
| MLA | "GULB." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/GULB>. |
| MHRA | 'GULB', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/GULB> [accessed 17 February 2012] |
| Chicago | "GULB", http://www.acronymgeek.com/GULB (accessed February 17, 2012). |
| CBE/CSE | GULB [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/GULB. |
| Bluebook | GULB, http://www.acronymgeek.com/GULB (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GULB, http://www.acronymgeek.com/GULB (optional description here) (as of Feb. 17, 2012, 01:00). |
| AMA | GULB. Acronym Geek. February 17, 2012, 01:00. Available at: http://www.acronymgeek.com/GULB. Accessed February 17, 2012, 01:00. |