| APA | QLB. (2012, February 14). In Acronym Geek. Retrieved 19:42, February 14, 2012, from http://www.acronymgeek.com/QLB |
| MLA | "QLB." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/QLB>. |
| MHRA | 'QLB', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/QLB> [accessed 14 February 2012] |
| Chicago | "QLB", http://www.acronymgeek.com/QLB (accessed February 14, 2012). |
| CBE/CSE | QLB [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/QLB. |
| Bluebook | QLB, http://www.acronymgeek.com/QLB (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QLB, http://www.acronymgeek.com/QLB (optional description here) (as of Feb. 14, 2012, 19:42). |
| AMA | QLB. Acronym Geek. February 14, 2012, 19:42. Available at: http://www.acronymgeek.com/QLB. Accessed February 14, 2012, 19:42. |