| APA | SP-AR. (2012, February 12). In Acronym Geek. Retrieved 07:33, February 12, 2012, from http://www.acronymgeek.com/SP-AR |
| MLA | "SP-AR." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/SP-AR>. |
| MHRA | 'SP-AR', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/SP-AR> [accessed 12 February 2012] |
| Chicago | "SP-AR", http://www.acronymgeek.com/SP-AR (accessed February 12, 2012). |
| CBE/CSE | SP-AR [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/SP-AR. |
| Bluebook | SP-AR, http://www.acronymgeek.com/SP-AR (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SP-AR, http://www.acronymgeek.com/SP-AR (optional description here) (as of Feb. 12, 2012, 07:33). |
| AMA | SP-AR. Acronym Geek. February 12, 2012, 07:33. Available at: http://www.acronymgeek.com/SP-AR. Accessed February 12, 2012, 07:33. |