| APA | HTAL. (2012, February 17). In Acronym Geek. Retrieved 04:20, February 17, 2012, from http://www.acronymgeek.com/HTAL |
| MLA | "HTAL." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/HTAL>. |
| MHRA | 'HTAL', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/HTAL> [accessed 17 February 2012] |
| Chicago | "HTAL", http://www.acronymgeek.com/HTAL (accessed February 17, 2012). |
| CBE/CSE | HTAL [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/HTAL. |
| Bluebook | HTAL, http://www.acronymgeek.com/HTAL (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HTAL, http://www.acronymgeek.com/HTAL (optional description here) (as of Feb. 17, 2012, 04:20). |
| AMA | HTAL. Acronym Geek. February 17, 2012, 04:20. Available at: http://www.acronymgeek.com/HTAL. Accessed February 17, 2012, 04:20. |