| APA | BIGR. (2012, February 16). In Acronym Geek. Retrieved 18:01, February 16, 2012, from http://www.acronymgeek.com/BIGR |
| MLA | "BIGR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/BIGR>. |
| MHRA | 'BIGR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/BIGR> [accessed 16 February 2012] |
| Chicago | "BIGR", http://www.acronymgeek.com/BIGR (accessed February 16, 2012). |
| CBE/CSE | BIGR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/BIGR. |
| Bluebook | BIGR, http://www.acronymgeek.com/BIGR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BIGR, http://www.acronymgeek.com/BIGR (optional description here) (as of Feb. 16, 2012, 18:01). |
| AMA | BIGR. Acronym Geek. February 16, 2012, 18:01. Available at: http://www.acronymgeek.com/BIGR. Accessed February 16, 2012, 18:01. |