| APA | SPOB. (2012, February 17). In Acronym Geek. Retrieved 04:28, February 17, 2012, from http://www.acronymgeek.com/SPOB |
| MLA | "SPOB." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/SPOB>. |
| MHRA | 'SPOB', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/SPOB> [accessed 17 February 2012] |
| Chicago | "SPOB", http://www.acronymgeek.com/SPOB (accessed February 17, 2012). |
| CBE/CSE | SPOB [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/SPOB. |
| Bluebook | SPOB, http://www.acronymgeek.com/SPOB (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SPOB, http://www.acronymgeek.com/SPOB (optional description here) (as of Feb. 17, 2012, 04:28). |
| AMA | SPOB. Acronym Geek. February 17, 2012, 04:28. Available at: http://www.acronymgeek.com/SPOB. Accessed February 17, 2012, 04:28. |