| APA | HJ. (2012, February 9). In Acronym Geek. Retrieved 09:05, February 9, 2012, from http://www.acronymgeek.com/HJ |
| MLA | "HJ." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/HJ>. |
| MHRA | 'HJ', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/HJ> [accessed 9 February 2012] |
| Chicago | "HJ", http://www.acronymgeek.com/HJ (accessed February 9, 2012). |
| CBE/CSE | HJ [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/HJ. |
| Bluebook | HJ, http://www.acronymgeek.com/HJ (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HJ, http://www.acronymgeek.com/HJ (optional description here) (as of Feb. 9, 2012, 09:05). |
| AMA | HJ. Acronym Geek. February 9, 2012, 09:05. Available at: http://www.acronymgeek.com/HJ. Accessed February 9, 2012, 09:05. |