| APA | HAAS. (2012, February 16). In Acronym Geek. Retrieved 06:07, February 16, 2012, from http://www.acronymgeek.com/HAAS |
| MLA | "HAAS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HAAS>. |
| MHRA | 'HAAS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HAAS> [accessed 16 February 2012] |
| Chicago | "HAAS", http://www.acronymgeek.com/HAAS (accessed February 16, 2012). |
| CBE/CSE | HAAS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HAAS. |
| Bluebook | HAAS, http://www.acronymgeek.com/HAAS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HAAS, http://www.acronymgeek.com/HAAS (optional description here) (as of Feb. 16, 2012, 06:07). |
| AMA | HAAS. Acronym Geek. February 16, 2012, 06:07. Available at: http://www.acronymgeek.com/HAAS. Accessed February 16, 2012, 06:07. |