| APA | SOPM. (2012, February 10). In Acronym Geek. Retrieved 08:03, February 10, 2012, from http://www.acronymgeek.com/SOPM |
| MLA | "SOPM." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/SOPM>. |
| MHRA | 'SOPM', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/SOPM> [accessed 10 February 2012] |
| Chicago | "SOPM", http://www.acronymgeek.com/SOPM (accessed February 10, 2012). |
| CBE/CSE | SOPM [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/SOPM. |
| Bluebook | SOPM, http://www.acronymgeek.com/SOPM (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SOPM, http://www.acronymgeek.com/SOPM (optional description here) (as of Feb. 10, 2012, 08:03). |
| AMA | SOPM. Acronym Geek. February 10, 2012, 08:03. Available at: http://www.acronymgeek.com/SOPM. Accessed February 10, 2012, 08:03. |