| APA | BIRD. (2012, February 12). In Acronym Geek. Retrieved 04:46, February 12, 2012, from http://www.acronymgeek.com/BIRD |
| MLA | "BIRD." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/BIRD>. |
| MHRA | 'BIRD', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/BIRD> [accessed 12 February 2012] |
| Chicago | "BIRD", http://www.acronymgeek.com/BIRD (accessed February 12, 2012). |
| CBE/CSE | BIRD [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/BIRD. |
| Bluebook | BIRD, http://www.acronymgeek.com/BIRD (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BIRD, http://www.acronymgeek.com/BIRD (optional description here) (as of Feb. 12, 2012, 04:46). |
| AMA | BIRD. Acronym Geek. February 12, 2012, 04:46. Available at: http://www.acronymgeek.com/BIRD. Accessed February 12, 2012, 04:46. |