| APA | GBLM. (2012, February 16). In Acronym Geek. Retrieved 23:26, February 16, 2012, from http://www.acronymgeek.com/GBLM |
| MLA | "GBLM." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GBLM>. |
| MHRA | 'GBLM', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GBLM> [accessed 16 February 2012] |
| Chicago | "GBLM", http://www.acronymgeek.com/GBLM (accessed February 16, 2012). |
| CBE/CSE | GBLM [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GBLM. |
| Bluebook | GBLM, http://www.acronymgeek.com/GBLM (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GBLM, http://www.acronymgeek.com/GBLM (optional description here) (as of Feb. 16, 2012, 23:26). |
| AMA | GBLM. Acronym Geek. February 16, 2012, 23:26. Available at: http://www.acronymgeek.com/GBLM. Accessed February 16, 2012, 23:26. |