| APA | EFOC. (2012, February 17). In Acronym Geek. Retrieved 02:23, February 17, 2012, from http://www.acronymgeek.com/EFOC |
| MLA | "EFOC." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/EFOC>. |
| MHRA | 'EFOC', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/EFOC> [accessed 17 February 2012] |
| Chicago | "EFOC", http://www.acronymgeek.com/EFOC (accessed February 17, 2012). |
| CBE/CSE | EFOC [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/EFOC. |
| Bluebook | EFOC, http://www.acronymgeek.com/EFOC (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFOC, http://www.acronymgeek.com/EFOC (optional description here) (as of Feb. 17, 2012, 02:23). |
| AMA | EFOC. Acronym Geek. February 17, 2012, 02:23. Available at: http://www.acronymgeek.com/EFOC. Accessed February 17, 2012, 02:23. |