| APA | SPPE. (2012, February 16). In Acronym Geek. Retrieved 06:29, February 16, 2012, from http://www.acronymgeek.com/SPPE |
| MLA | "SPPE." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/SPPE>. |
| MHRA | 'SPPE', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/SPPE> [accessed 16 February 2012] |
| Chicago | "SPPE", http://www.acronymgeek.com/SPPE (accessed February 16, 2012). |
| CBE/CSE | SPPE [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/SPPE. |
| Bluebook | SPPE, http://www.acronymgeek.com/SPPE (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SPPE, http://www.acronymgeek.com/SPPE (optional description here) (as of Feb. 16, 2012, 06:29). |
| AMA | SPPE. Acronym Geek. February 16, 2012, 06:29. Available at: http://www.acronymgeek.com/SPPE. Accessed February 16, 2012, 06:29. |