| APA | CPZSO. (2012, February 12). In Acronym Geek. Retrieved 12:08, February 12, 2012, from http://www.acronymgeek.com/CPZSO |
| MLA | "CPZSO." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/CPZSO>. |
| MHRA | 'CPZSO', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/CPZSO> [accessed 12 February 2012] |
| Chicago | "CPZSO", http://www.acronymgeek.com/CPZSO (accessed February 12, 2012). |
| CBE/CSE | CPZSO [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/CPZSO. |
| Bluebook | CPZSO, http://www.acronymgeek.com/CPZSO (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CPZSO, http://www.acronymgeek.com/CPZSO (optional description here) (as of Feb. 12, 2012, 12:08). |
| AMA | CPZSO. Acronym Geek. February 12, 2012, 12:08. Available at: http://www.acronymgeek.com/CPZSO. Accessed February 12, 2012, 12:08. |