| APA | HFCX. (2012, February 16). In Acronym Geek. Retrieved 20:57, February 16, 2012, from http://www.acronymgeek.com/HFCX |
| MLA | "HFCX." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HFCX>. |
| MHRA | 'HFCX', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HFCX> [accessed 16 February 2012] |
| Chicago | "HFCX", http://www.acronymgeek.com/HFCX (accessed February 16, 2012). |
| CBE/CSE | HFCX [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HFCX. |
| Bluebook | HFCX, http://www.acronymgeek.com/HFCX (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HFCX, http://www.acronymgeek.com/HFCX (optional description here) (as of Feb. 16, 2012, 20:57). |
| AMA | HFCX. Acronym Geek. February 16, 2012, 20:57. Available at: http://www.acronymgeek.com/HFCX. Accessed February 16, 2012, 20:57. |