| APA | HB2R. (2012, February 12). In Acronym Geek. Retrieved 04:04, February 12, 2012, from http://www.acronymgeek.com/HB2R |
| MLA | "HB2R." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/HB2R>. |
| MHRA | 'HB2R', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/HB2R> [accessed 12 February 2012] |
| Chicago | "HB2R", http://www.acronymgeek.com/HB2R (accessed February 12, 2012). |
| CBE/CSE | HB2R [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/HB2R. |
| Bluebook | HB2R, http://www.acronymgeek.com/HB2R (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HB2R, http://www.acronymgeek.com/HB2R (optional description here) (as of Feb. 12, 2012, 04:04). |
| AMA | HB2R. Acronym Geek. February 12, 2012, 04:04. Available at: http://www.acronymgeek.com/HB2R. Accessed February 12, 2012, 04:04. |