| APA | DPSO. (2012, February 16). In Acronym Geek. Retrieved 02:01, February 16, 2012, from http://www.acronymgeek.com/DPSO |
| MLA | "DPSO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DPSO>. |
| MHRA | 'DPSO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DPSO> [accessed 16 February 2012] |
| Chicago | "DPSO", http://www.acronymgeek.com/DPSO (accessed February 16, 2012). |
| CBE/CSE | DPSO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DPSO. |
| Bluebook | DPSO, http://www.acronymgeek.com/DPSO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DPSO, http://www.acronymgeek.com/DPSO (optional description here) (as of Feb. 16, 2012, 02:01). |
| AMA | DPSO. Acronym Geek. February 16, 2012, 02:01. Available at: http://www.acronymgeek.com/DPSO. Accessed February 16, 2012, 02:01. |