| APA | HJFY. (2012, February 16). In Acronym Geek. Retrieved 10:57, February 16, 2012, from http://www.acronymgeek.com/HJFY |
| MLA | "HJFY." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HJFY>. |
| MHRA | 'HJFY', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HJFY> [accessed 16 February 2012] |
| Chicago | "HJFY", http://www.acronymgeek.com/HJFY (accessed February 16, 2012). |
| CBE/CSE | HJFY [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HJFY. |
| Bluebook | HJFY, http://www.acronymgeek.com/HJFY (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HJFY, http://www.acronymgeek.com/HJFY (optional description here) (as of Feb. 16, 2012, 10:57). |
| AMA | HJFY. Acronym Geek. February 16, 2012, 10:57. Available at: http://www.acronymgeek.com/HJFY. Accessed February 16, 2012, 10:57. |