| APA | KFZO. (2012, February 14). In Acronym Geek. Retrieved 20:14, February 14, 2012, from http://www.acronymgeek.com/KFZO |
| MLA | "KFZO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/KFZO>. |
| MHRA | 'KFZO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/KFZO> [accessed 14 February 2012] |
| Chicago | "KFZO", http://www.acronymgeek.com/KFZO (accessed February 14, 2012). |
| CBE/CSE | KFZO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/KFZO. |
| Bluebook | KFZO, http://www.acronymgeek.com/KFZO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KFZO, http://www.acronymgeek.com/KFZO (optional description here) (as of Feb. 14, 2012, 20:14). |
| AMA | KFZO. Acronym Geek. February 14, 2012, 20:14. Available at: http://www.acronymgeek.com/KFZO. Accessed February 14, 2012, 20:14. |