| APA | BIOL. (2012, February 12). In Acronym Geek. Retrieved 12:38, February 12, 2012, from http://www.acronymgeek.com/BIOL |
| MLA | "BIOL." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/BIOL>. |
| MHRA | 'BIOL', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/BIOL> [accessed 12 February 2012] |
| Chicago | "BIOL", http://www.acronymgeek.com/BIOL (accessed February 12, 2012). |
| CBE/CSE | BIOL [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/BIOL. |
| Bluebook | BIOL, http://www.acronymgeek.com/BIOL (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BIOL, http://www.acronymgeek.com/BIOL (optional description here) (as of Feb. 12, 2012, 12:38). |
| AMA | BIOL. Acronym Geek. February 12, 2012, 12:38. Available at: http://www.acronymgeek.com/BIOL. Accessed February 12, 2012, 12:38. |