| APA | OG. (2012, February 14). In Acronym Geek. Retrieved 06:55, February 14, 2012, from http://www.acronymgeek.com/OG |
| MLA | "OG." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OG>. |
| MHRA | 'OG', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OG> [accessed 14 February 2012] |
| Chicago | "OG", http://www.acronymgeek.com/OG (accessed February 14, 2012). |
| CBE/CSE | OG [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OG. |
| Bluebook | OG, http://www.acronymgeek.com/OG (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OG, http://www.acronymgeek.com/OG (optional description here) (as of Feb. 14, 2012, 06:55). |
| AMA | OG. Acronym Geek. February 14, 2012, 06:55. Available at: http://www.acronymgeek.com/OG. Accessed February 14, 2012, 06:55. |