| APA | FRZO. (2012, February 15). In Acronym Geek. Retrieved 20:47, February 15, 2012, from http://www.acronymgeek.com/FRZO |
| MLA | "FRZO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/FRZO>. |
| MHRA | 'FRZO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/FRZO> [accessed 15 February 2012] |
| Chicago | "FRZO", http://www.acronymgeek.com/FRZO (accessed February 15, 2012). |
| CBE/CSE | FRZO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/FRZO. |
| Bluebook | FRZO, http://www.acronymgeek.com/FRZO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FRZO, http://www.acronymgeek.com/FRZO (optional description here) (as of Feb. 15, 2012, 20:47). |
| AMA | FRZO. Acronym Geek. February 15, 2012, 20:47. Available at: http://www.acronymgeek.com/FRZO. Accessed February 15, 2012, 20:47. |