| APA | SPPP. (2012, February 12). In Acronym Geek. Retrieved 04:51, February 12, 2012, from http://www.acronymgeek.com/SPPP |
| MLA | "SPPP." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/SPPP>. |
| MHRA | 'SPPP', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/SPPP> [accessed 12 February 2012] |
| Chicago | "SPPP", http://www.acronymgeek.com/SPPP (accessed February 12, 2012). |
| CBE/CSE | SPPP [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/SPPP. |
| Bluebook | SPPP, http://www.acronymgeek.com/SPPP (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SPPP, http://www.acronymgeek.com/SPPP (optional description here) (as of Feb. 12, 2012, 04:51). |
| AMA | SPPP. Acronym Geek. February 12, 2012, 04:51. Available at: http://www.acronymgeek.com/SPPP. Accessed February 12, 2012, 04:51. |