| APA | GBIE. (2012, February 14). In Acronym Geek. Retrieved 23:25, February 14, 2012, from http://www.acronymgeek.com/GBIE |
| MLA | "GBIE." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/GBIE>. |
| MHRA | 'GBIE', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/GBIE> [accessed 14 February 2012] |
| Chicago | "GBIE", http://www.acronymgeek.com/GBIE (accessed February 14, 2012). |
| CBE/CSE | GBIE [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/GBIE. |
| Bluebook | GBIE, http://www.acronymgeek.com/GBIE (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GBIE, http://www.acronymgeek.com/GBIE (optional description here) (as of Feb. 14, 2012, 23:25). |
| AMA | GBIE. Acronym Geek. February 14, 2012, 23:25. Available at: http://www.acronymgeek.com/GBIE. Accessed February 14, 2012, 23:25. |