| APA | HMSO. (2012, February 10). In Acronym Geek. Retrieved 08:05, February 10, 2012, from http://www.acronymgeek.com/HMSO |
| MLA | "HMSO." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/HMSO>. |
| MHRA | 'HMSO', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/HMSO> [accessed 10 February 2012] |
| Chicago | "HMSO", http://www.acronymgeek.com/HMSO (accessed February 10, 2012). |
| CBE/CSE | HMSO [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/HMSO. |
| Bluebook | HMSO, http://www.acronymgeek.com/HMSO (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HMSO, http://www.acronymgeek.com/HMSO (optional description here) (as of Feb. 10, 2012, 08:05). |
| AMA | HMSO. Acronym Geek. February 10, 2012, 08:05. Available at: http://www.acronymgeek.com/HMSO. Accessed February 10, 2012, 08:05. |