| Style | Reference Text |
|---|
| APA | HKO. (2012, May 26). In All Acronyms. Retrieved 18:41, May 26, 2012, from http://www.all-acronyms.com/HKO |
| MLA | "HKO." All Acronyms. 26 May 2012, 18:41. All Acronyms. 26 May 2012 <http://www.all-acronyms.com/HKO>. |
| MHRA | 'HKO', All Acronyms, 26 May 2012, 18:41, <http://www.all-acronyms.com/HKO> [accessed 26 May 2012] |
| Chicago | "HKO," http://www.all-acronyms.com/HKO (accessed May 26, 2012). |
| CBE/CSE | HKO [Internet]. All Acronyms; 2012 May 26, 18:41 [cited 2012 May 26]. Available from: http://www.all-acronyms.com/HKO. |
| Bluebook | HKO, http://www.all-acronyms.com/HKO (last visited May 26, 2012). |
| Bluebook: Harvard JOLT | See All Acronyms, HKO, http://www.all-acronyms.com/HKO (optional description here) (as of May. 26, 2012, 18:41). |
| AMA | HKO. All Acronyms. May 26, 2012, 18:41. Available at: http://www.all-acronyms.com/HKO. Accessed May 26, 2012. |
Hong Kong Option