| APA | FOI. (2012, February 9). In Acronym Geek. Retrieved 21:00, February 9, 2012, from http://www.acronymgeek.com/FOI |
| MLA | "FOI." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/FOI>. |
| MHRA | 'FOI', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/FOI> [accessed 9 February 2012] |
| Chicago | "FOI", http://www.acronymgeek.com/FOI (accessed February 9, 2012). |
| CBE/CSE | FOI [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/FOI. |
| Bluebook | FOI, http://www.acronymgeek.com/FOI (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FOI, http://www.acronymgeek.com/FOI (optional description here) (as of Feb. 9, 2012, 21:00). |
| AMA | FOI. Acronym Geek. February 9, 2012, 21:00. Available at: http://www.acronymgeek.com/FOI. Accessed February 9, 2012, 21:00. |