| APA | HHFA. (2012, February 12). In Acronym Geek. Retrieved 05:08, February 12, 2012, from http://www.acronymgeek.com/HHFA |
| MLA | "HHFA." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/HHFA>. |
| MHRA | 'HHFA', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/HHFA> [accessed 12 February 2012] |
| Chicago | "HHFA", http://www.acronymgeek.com/HHFA (accessed February 12, 2012). |
| CBE/CSE | HHFA [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/HHFA. |
| Bluebook | HHFA, http://www.acronymgeek.com/HHFA (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HHFA, http://www.acronymgeek.com/HHFA (optional description here) (as of Feb. 12, 2012, 05:08). |
| AMA | HHFA. Acronym Geek. February 12, 2012, 05:08. Available at: http://www.acronymgeek.com/HHFA. Accessed February 12, 2012, 05:08. |