| APA | SPPRP. (2012, February 10). In Acronym Geek. Retrieved 09:06, February 10, 2012, from http://www.acronymgeek.com/SPPRP |
| MLA | "SPPRP." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/SPPRP>. |
| MHRA | 'SPPRP', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/SPPRP> [accessed 10 February 2012] |
| Chicago | "SPPRP", http://www.acronymgeek.com/SPPRP (accessed February 10, 2012). |
| CBE/CSE | SPPRP [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/SPPRP. |
| Bluebook | SPPRP, http://www.acronymgeek.com/SPPRP (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SPPRP, http://www.acronymgeek.com/SPPRP (optional description here) (as of Feb. 10, 2012, 09:06). |
| AMA | SPPRP. Acronym Geek. February 10, 2012, 09:06. Available at: http://www.acronymgeek.com/SPPRP. Accessed February 10, 2012, 09:06. |