| APA | C-H. (2012, February 13). In Acronym Geek. Retrieved 21:27, February 13, 2012, from http://www.acronymgeek.com/C-H |
| MLA | "C-H." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/C-H>. |
| MHRA | 'C-H', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/C-H> [accessed 13 February 2012] |
| Chicago | "C-H", http://www.acronymgeek.com/C-H (accessed February 13, 2012). |
| CBE/CSE | C-H [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/C-H. |
| Bluebook | C-H, http://www.acronymgeek.com/C-H (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, C-H, http://www.acronymgeek.com/C-H (optional description here) (as of Feb. 13, 2012, 21:27). |
| AMA | C-H. Acronym Geek. February 13, 2012, 21:27. Available at: http://www.acronymgeek.com/C-H. Accessed February 13, 2012, 21:27. |