| APA | SPPJ. (2012, February 15). In Acronym Geek. Retrieved 10:44, February 15, 2012, from http://www.acronymgeek.com/SPPJ |
| MLA | "SPPJ." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/SPPJ>. |
| MHRA | 'SPPJ', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/SPPJ> [accessed 15 February 2012] |
| Chicago | "SPPJ", http://www.acronymgeek.com/SPPJ (accessed February 15, 2012). |
| CBE/CSE | SPPJ [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/SPPJ. |
| Bluebook | SPPJ, http://www.acronymgeek.com/SPPJ (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SPPJ, http://www.acronymgeek.com/SPPJ (optional description here) (as of Feb. 15, 2012, 10:44). |
| AMA | SPPJ. Acronym Geek. February 15, 2012, 10:44. Available at: http://www.acronymgeek.com/SPPJ. Accessed February 15, 2012, 10:44. |