| APA | OBGB. (2012, February 15). In Acronym Geek. Retrieved 13:53, February 15, 2012, from http://www.acronymgeek.com/OBGB |
| MLA | "OBGB." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OBGB>. |
| MHRA | 'OBGB', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OBGB> [accessed 15 February 2012] |
| Chicago | "OBGB", http://www.acronymgeek.com/OBGB (accessed February 15, 2012). |
| CBE/CSE | OBGB [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OBGB. |
| Bluebook | OBGB, http://www.acronymgeek.com/OBGB (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OBGB, http://www.acronymgeek.com/OBGB (optional description here) (as of Feb. 15, 2012, 13:53). |
| AMA | OBGB. Acronym Geek. February 15, 2012, 13:53. Available at: http://www.acronymgeek.com/OBGB. Accessed February 15, 2012, 13:53. |