| APA | F4EP. (2012, February 16). In Acronym Geek. Retrieved 19:50, February 16, 2012, from http://www.acronymgeek.com/F4EP |
| MLA | "F4EP." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/F4EP>. |
| MHRA | 'F4EP', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/F4EP> [accessed 16 February 2012] |
| Chicago | "F4EP", http://www.acronymgeek.com/F4EP (accessed February 16, 2012). |
| CBE/CSE | F4EP [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/F4EP. |
| Bluebook | F4EP, http://www.acronymgeek.com/F4EP (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, F4EP, http://www.acronymgeek.com/F4EP (optional description here) (as of Feb. 16, 2012, 19:50). |
| AMA | F4EP. Acronym Geek. February 16, 2012, 19:50. Available at: http://www.acronymgeek.com/F4EP. Accessed February 16, 2012, 19:50. |