| APA | OGN. (2012, February 13). In Acronym Geek. Retrieved 21:53, February 13, 2012, from http://www.acronymgeek.com/OGN |
| MLA | "OGN." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/OGN>. |
| MHRA | 'OGN', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/OGN> [accessed 13 February 2012] |
| Chicago | "OGN", http://www.acronymgeek.com/OGN (accessed February 13, 2012). |
| CBE/CSE | OGN [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/OGN. |
| Bluebook | OGN, http://www.acronymgeek.com/OGN (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OGN, http://www.acronymgeek.com/OGN (optional description here) (as of Feb. 13, 2012, 21:53). |
| AMA | OGN. Acronym Geek. February 13, 2012, 21:53. Available at: http://www.acronymgeek.com/OGN. Accessed February 13, 2012, 21:53. |