| APA | APNEF. (2012, February 12). In Acronym Geek. Retrieved 12:13, February 12, 2012, from http://www.acronymgeek.com/APNEF |
| MLA | "APNEF." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/APNEF>. |
| MHRA | 'APNEF', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/APNEF> [accessed 12 February 2012] |
| Chicago | "APNEF", http://www.acronymgeek.com/APNEF (accessed February 12, 2012). |
| CBE/CSE | APNEF [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/APNEF. |
| Bluebook | APNEF, http://www.acronymgeek.com/APNEF (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, APNEF, http://www.acronymgeek.com/APNEF (optional description here) (as of Feb. 12, 2012, 12:13). |
| AMA | APNEF. Acronym Geek. February 12, 2012, 12:13. Available at: http://www.acronymgeek.com/APNEF. Accessed February 12, 2012, 12:13. |