| APA | CHU. (2012, February 14). In Acronym Geek. Retrieved 01:16, February 14, 2012, from http://www.acronymgeek.com/CHU |
| MLA | "CHU." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/CHU>. |
| MHRA | 'CHU', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/CHU> [accessed 14 February 2012] |
| Chicago | "CHU", http://www.acronymgeek.com/CHU (accessed February 14, 2012). |
| CBE/CSE | CHU [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/CHU. |
| Bluebook | CHU, http://www.acronymgeek.com/CHU (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CHU, http://www.acronymgeek.com/CHU (optional description here) (as of Feb. 14, 2012, 01:16). |
| AMA | CHU. Acronym Geek. February 14, 2012, 01:16. Available at: http://www.acronymgeek.com/CHU. Accessed February 14, 2012, 01:16. |