| Style | Reference Text |
|---|
| APA | 4FSK. (2009, November 23). In All Acronyms. Retrieved 01:51, November 23, 2009, from http://www.all-acronyms.com/4FSK |
| MLA | "4FSK." All Acronyms. 23 Nov 2009, 01:51. All Acronyms. 23 Nov 2009 <http://www.all-acronyms.com/4FSK>. |
| MHRA | '4FSK', All Acronyms, 23 November 2009, 01:51, <http://www.all-acronyms.com/4FSK> [accessed 23 November 2009] |
| Chicago | "4FSK," http://www.all-acronyms.com/4FSK (accessed November 23, 2009). |
| CBE/CSE | 4FSK [Internet]. All Acronyms; 2009 Nov 23, 01:51 [cited 2009 Nov 23]. Available from: http://www.all-acronyms.com/4FSK. |
| Bluebook | 4FSK, http://www.all-acronyms.com/4FSK (last visited November 23, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, 4FSK, http://www.all-acronyms.com/4FSK (optional description here) (as of Nov. 23, 2009, 01:51). |
| AMA | 4FSK. All Acronyms. November 23, 2009, 01:51. Available at: http://www.all-acronyms.com/4FSK. Accessed November 23, 2009. |
Four-level FSK