| APA | HFQ. (2012, February 14). In Acronym Geek. Retrieved 09:01, February 14, 2012, from http://www.acronymgeek.com/HFQ |
| MLA | "HFQ." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HFQ>. |
| MHRA | 'HFQ', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HFQ> [accessed 14 February 2012] |
| Chicago | "HFQ", http://www.acronymgeek.com/HFQ (accessed February 14, 2012). |
| CBE/CSE | HFQ [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HFQ. |
| Bluebook | HFQ, http://www.acronymgeek.com/HFQ (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HFQ, http://www.acronymgeek.com/HFQ (optional description here) (as of Feb. 14, 2012, 09:01). |
| AMA | HFQ. Acronym Geek. February 14, 2012, 09:01. Available at: http://www.acronymgeek.com/HFQ. Accessed February 14, 2012, 09:01. |