| APA | HT2/R. (2012, February 12). In Acronym Geek. Retrieved 11:18, February 12, 2012, from http://www.acronymgeek.com/HT2/R |
| MLA | "HT2/R." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/HT2/R>. |
| MHRA | 'HT2/R', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/HT2/R> [accessed 12 February 2012] |
| Chicago | "HT2/R", http://www.acronymgeek.com/HT2/R (accessed February 12, 2012). |
| CBE/CSE | HT2/R [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/HT2/R. |
| Bluebook | HT2/R, http://www.acronymgeek.com/HT2/R (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HT2/R, http://www.acronymgeek.com/HT2/R (optional description here) (as of Feb. 12, 2012, 11:18). |
| AMA | HT2/R. Acronym Geek. February 12, 2012, 11:18. Available at: http://www.acronymgeek.com/HT2/R. Accessed February 12, 2012, 11:18. |