| APA | 2H-. (2012, February 10). In Acronym Geek. Retrieved 10:54, February 10, 2012, from http://www.acronymgeek.com/2H- |
| MLA | "2H-." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/2H->. |
| MHRA | '2H-', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/2H-> [accessed 10 February 2012] |
| Chicago | "2H-", http://www.acronymgeek.com/2H- (accessed February 10, 2012). |
| CBE/CSE | 2H- [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/2H-. |
| Bluebook | 2H-, http://www.acronymgeek.com/2H- (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 2H-, http://www.acronymgeek.com/2H- (optional description here) (as of Feb. 10, 2012, 10:54). |
| AMA | 2H-. Acronym Geek. February 10, 2012, 10:54. Available at: http://www.acronymgeek.com/2H-. Accessed February 10, 2012, 10:54. |