| APA | SPPPS. (2012, February 12). In Acronym Geek. Retrieved 11:00, February 12, 2012, from http://www.acronymgeek.com/SPPPS |
| MLA | "SPPPS." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/SPPPS>. |
| MHRA | 'SPPPS', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/SPPPS> [accessed 12 February 2012] |
| Chicago | "SPPPS", http://www.acronymgeek.com/SPPPS (accessed February 12, 2012). |
| CBE/CSE | SPPPS [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/SPPPS. |
| Bluebook | SPPPS, http://www.acronymgeek.com/SPPPS (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SPPPS, http://www.acronymgeek.com/SPPPS (optional description here) (as of Feb. 12, 2012, 11:00). |
| AMA | SPPPS. Acronym Geek. February 12, 2012, 11:00. Available at: http://www.acronymgeek.com/SPPPS. Accessed February 12, 2012, 11:00. |