| APA | BLD. (2012, February 14). In Acronym Geek. Retrieved 03:51, February 14, 2012, from http://www.acronymgeek.com/BLD |
| MLA | "BLD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/BLD>. |
| MHRA | 'BLD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/BLD> [accessed 14 February 2012] |
| Chicago | "BLD", http://www.acronymgeek.com/BLD (accessed February 14, 2012). |
| CBE/CSE | BLD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/BLD. |
| Bluebook | BLD, http://www.acronymgeek.com/BLD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BLD, http://www.acronymgeek.com/BLD (optional description here) (as of Feb. 14, 2012, 03:51). |
| AMA | BLD. Acronym Geek. February 14, 2012, 03:51. Available at: http://www.acronymgeek.com/BLD. Accessed February 14, 2012, 03:51. |