| Style | Reference Text |
|---|
| APA | Schedule Performance Index. (2009, December 2). In All Acronyms. Retrieved 15:20, December 2, 2009, from http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905 |
| MLA | "Schedule Performance Index." All Acronyms. 2 Dec 2009, 15:20. All Acronyms. 2 Dec 2009 <http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905>. |
| MHRA | 'Schedule Performance Index', All Acronyms, 2 December 2009, 15:20, <http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905> [accessed 2 December 2009] |
| Chicago | "Schedule Performance Index," http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905 (accessed December 2, 2009). |
| CBE/CSE | Schedule Performance Index [Internet]. All Acronyms; 2009 Dec 2, 15:20 [cited 2009 Dec 2]. Available from: http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905. |
| Bluebook | Schedule Performance Index, http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905 (last visited December 2, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, Schedule Performance Index, http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905 (optional description here) (as of Dec. 2, 2009, 15:20). |
| AMA | Schedule Performance Index. All Acronyms. December 2, 2009, 15:20. Available at: http://www.all-acronyms.com/SPI/Schedule_Performance_Index/113905. Accessed December 2, 2009. |