| APA | CPFO. (2012, February 17). In Acronym Geek. Retrieved 01:54, February 17, 2012, from http://www.acronymgeek.com/CPFO |
| MLA | "CPFO." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/CPFO>. |
| MHRA | 'CPFO', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/CPFO> [accessed 17 February 2012] |
| Chicago | "CPFO", http://www.acronymgeek.com/CPFO (accessed February 17, 2012). |
| CBE/CSE | CPFO [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/CPFO. |
| Bluebook | CPFO, http://www.acronymgeek.com/CPFO (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CPFO, http://www.acronymgeek.com/CPFO (optional description here) (as of Feb. 17, 2012, 01:54). |
| AMA | CPFO. Acronym Geek. February 17, 2012, 01:54. Available at: http://www.acronymgeek.com/CPFO. Accessed February 17, 2012, 01:54. |