| APA | ZRFS. (2012, February 14). In Acronym Geek. Retrieved 14:46, February 14, 2012, from http://www.acronymgeek.com/ZRFS |
| MLA | "ZRFS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ZRFS>. |
| MHRA | 'ZRFS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ZRFS> [accessed 14 February 2012] |
| Chicago | "ZRFS", http://www.acronymgeek.com/ZRFS (accessed February 14, 2012). |
| CBE/CSE | ZRFS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ZRFS. |
| Bluebook | ZRFS, http://www.acronymgeek.com/ZRFS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZRFS, http://www.acronymgeek.com/ZRFS (optional description here) (as of Feb. 14, 2012, 14:46). |
| AMA | ZRFS. Acronym Geek. February 14, 2012, 14:46. Available at: http://www.acronymgeek.com/ZRFS. Accessed February 14, 2012, 14:46. |