| APA | WHFO. (2012, February 16). In Acronym Geek. Retrieved 16:52, February 16, 2012, from http://www.acronymgeek.com/WHFO |
| MLA | "WHFO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/WHFO>. |
| MHRA | 'WHFO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/WHFO> [accessed 16 February 2012] |
| Chicago | "WHFO", http://www.acronymgeek.com/WHFO (accessed February 16, 2012). |
| CBE/CSE | WHFO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/WHFO. |
| Bluebook | WHFO, http://www.acronymgeek.com/WHFO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, WHFO, http://www.acronymgeek.com/WHFO (optional description here) (as of Feb. 16, 2012, 16:52). |
| AMA | WHFO. Acronym Geek. February 16, 2012, 16:52. Available at: http://www.acronymgeek.com/WHFO. Accessed February 16, 2012, 16:52. |