| APA | IF. (2012, February 14). In Acronym Geek. Retrieved 06:54, February 14, 2012, from http://www.acronymgeek.com/IF |
| MLA | "IF." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/IF>. |
| MHRA | 'IF', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/IF> [accessed 14 February 2012] |
| Chicago | "IF", http://www.acronymgeek.com/IF (accessed February 14, 2012). |
| CBE/CSE | IF [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/IF. |
| Bluebook | IF, http://www.acronymgeek.com/IF (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IF, http://www.acronymgeek.com/IF (optional description here) (as of Feb. 14, 2012, 06:54). |
| AMA | IF. Acronym Geek. February 14, 2012, 06:54. Available at: http://www.acronymgeek.com/IF. Accessed February 14, 2012, 06:54. |