| Style | Reference Text |
|---|
| APA | PORTSM. (2010, February 9). In Acronym Geek. Retrieved 18:13, February 9, 2010, from http://www.acronymgeek.com/PORTSM |
| MLA | "PORTSM." Acronym Geek. 9 Feb 2010, 18:13. Acronym Geek. 9 Feb 2010 <http://www.acronymgeek.com/PORTSM>. |
| MHRA | 'PORTSM', Acronym Geek, 9 February 2010, 18:13, <http://www.acronymgeek.com/PORTSM> [accessed 9 February 2010] |
| Chicago | "PORTSM," http://www.acronymgeek.com/PORTSM (accessed February 9, 2010). |
| CBE/CSE | PORTSM [Internet]. Acronym Geek; 2010 Feb 9, 18:13 [cited 2010 Feb 9]. Available from: http://www.acronymgeek.com/PORTSM. |
| Bluebook | PORTSM, http://www.acronymgeek.com/PORTSM (last visited February 9, 2010). |
| Bluebook: Harvard JOLT | See Acronym Geek, PORTSM, http://www.acronymgeek.com/PORTSM (optional description here) (as of Feb. 9, 2010, 18:13). |
| AMA | PORTSM. Acronym Geek. February 9, 2010, 18:13. Available at: http://www.acronymgeek.com/PORTSM. Accessed February 9, 2010. |