| Style | Reference Text |
|---|
| APA | SPE/SPI. (2012, May 27). In All Acronyms. Retrieved 05:33, May 27, 2012, from http://www.all-acronyms.com/SPE%2FSPI |
| MLA | "SPE/SPI." All Acronyms. 27 May 2012, 05:33. All Acronyms. 27 May 2012 <http://www.all-acronyms.com/SPE%2FSPI>. |
| MHRA | 'SPE/SPI', All Acronyms, 27 May 2012, 05:33, <http://www.all-acronyms.com/SPE%2FSPI> [accessed 27 May 2012] |
| Chicago | "SPE/SPI," http://www.all-acronyms.com/SPE%2FSPI (accessed May 27, 2012). |
| CBE/CSE | SPE/SPI [Internet]. All Acronyms; 2012 May 27, 05:33 [cited 2012 May 27]. Available from: http://www.all-acronyms.com/SPE%2FSPI. |
| Bluebook | SPE/SPI, http://www.all-acronyms.com/SPE%2FSPI (last visited May 27, 2012). |
| Bluebook: Harvard JOLT | See All Acronyms, SPE/SPI, http://www.all-acronyms.com/SPE%2FSPI (optional description here) (as of May. 27, 2012, 05:33). |
| AMA | SPE/SPI. All Acronyms. May 27, 2012, 05:33. Available at: http://www.all-acronyms.com/SPE%2FSPI. Accessed May 27, 2012. |