| APA | FR-220. (2012, February 12). In Acronym Geek. Retrieved 13:15, February 12, 2012, from http://www.acronymgeek.com/FR-220 |
| MLA | "FR-220." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/FR-220>. |
| MHRA | 'FR-220', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/FR-220> [accessed 12 February 2012] |
| Chicago | "FR-220", http://www.acronymgeek.com/FR-220 (accessed February 12, 2012). |
| CBE/CSE | FR-220 [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/FR-220. |
| Bluebook | FR-220, http://www.acronymgeek.com/FR-220 (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FR-220, http://www.acronymgeek.com/FR-220 (optional description here) (as of Feb. 12, 2012, 13:15). |
| AMA | FR-220. Acronym Geek. February 12, 2012, 13:15. Available at: http://www.acronymgeek.com/FR-220. Accessed February 12, 2012, 13:15. |