| APA | Hong Kong Office (HKO). (2012, February 14). In Acronym Geek. Retrieved 05:39, February 14, 2012, from http://www.acronymgeek.com/HKO/Hong_Kong_Office |
| MLA | "Hong Kong Office (HKO)." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HKO/Hong_Kong_Office>. |
| MHRA | 'Hong Kong Office (HKO)', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HKO/Hong_Kong_Office> [accessed 14 February 2012] |
| Chicago | "Hong Kong Office (HKO)", http://www.acronymgeek.com/HKO/Hong_Kong_Office (accessed February 14, 2012). |
| CBE/CSE | Hong Kong Office (HKO) [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HKO/Hong_Kong_Office. |
| Bluebook | Hong Kong Office (HKO), http://www.acronymgeek.com/HKO/Hong_Kong_Office (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, Hong Kong Office (HKO), http://www.acronymgeek.com/HKO/Hong_Kong_Office (optional description here) (as of Feb. 14, 2012, 05:39). |
| AMA | Hong Kong Office (HKO). Acronym Geek. February 14, 2012, 05:39. Available at: http://www.acronymgeek.com/HKO/Hong_Kong_Office. Accessed February 14, 2012, 05:39. |