| Style | Reference Text |
|---|
| APA | QHO2. (2009, November 27). In All Acronyms. Retrieved 12:05, November 27, 2009, from http://www.all-acronyms.com/QHO2 |
| MLA | "QHO2." All Acronyms. 27 Nov 2009, 12:05. All Acronyms. 27 Nov 2009 <http://www.all-acronyms.com/QHO2>. |
| MHRA | 'QHO2', All Acronyms, 27 November 2009, 12:05, <http://www.all-acronyms.com/QHO2> [accessed 27 November 2009] |
| Chicago | "QHO2," http://www.all-acronyms.com/QHO2 (accessed November 27, 2009). |
| CBE/CSE | QHO2 [Internet]. All Acronyms; 2009 Nov 27, 12:05 [cited 2009 Nov 27]. Available from: http://www.all-acronyms.com/QHO2. |
| Bluebook | QHO2, http://www.all-acronyms.com/QHO2 (last visited November 27, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, QHO2, http://www.all-acronyms.com/QHO2 (optional description here) (as of Nov. 27, 2009, 12:05). |
| AMA | QHO2. All Acronyms. November 27, 2009, 12:05. Available at: http://www.all-acronyms.com/QHO2. Accessed November 27, 2009. |