| APA | OZCO. (2012, February 16). In Acronym Geek. Retrieved 16:24, February 16, 2012, from http://www.acronymgeek.com/OZCO |
| MLA | "OZCO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OZCO>. |
| MHRA | 'OZCO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OZCO> [accessed 16 February 2012] |
| Chicago | "OZCO", http://www.acronymgeek.com/OZCO (accessed February 16, 2012). |
| CBE/CSE | OZCO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OZCO. |
| Bluebook | OZCO, http://www.acronymgeek.com/OZCO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OZCO, http://www.acronymgeek.com/OZCO (optional description here) (as of Feb. 16, 2012, 16:24). |
| AMA | OZCO. Acronym Geek. February 16, 2012, 16:24. Available at: http://www.acronymgeek.com/OZCO. Accessed February 16, 2012, 16:24. |