| APA | OSPQ. (2012, February 15). In Acronym Geek. Retrieved 11:50, February 15, 2012, from http://www.acronymgeek.com/OSPQ |
| MLA | "OSPQ." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OSPQ>. |
| MHRA | 'OSPQ', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OSPQ> [accessed 15 February 2012] |
| Chicago | "OSPQ", http://www.acronymgeek.com/OSPQ (accessed February 15, 2012). |
| CBE/CSE | OSPQ [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OSPQ. |
| Bluebook | OSPQ, http://www.acronymgeek.com/OSPQ (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OSPQ, http://www.acronymgeek.com/OSPQ (optional description here) (as of Feb. 15, 2012, 11:50). |
| AMA | OSPQ. Acronym Geek. February 15, 2012, 11:50. Available at: http://www.acronymgeek.com/OSPQ. Accessed February 15, 2012, 11:50. |