| APA | FCFS. (2012, February 10). In Acronym Geek. Retrieved 12:22, February 10, 2012, from http://www.acronymgeek.com/FCFS |
| MLA | "FCFS." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/FCFS>. |
| MHRA | 'FCFS', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/FCFS> [accessed 10 February 2012] |
| Chicago | "FCFS", http://www.acronymgeek.com/FCFS (accessed February 10, 2012). |
| CBE/CSE | FCFS [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/FCFS. |
| Bluebook | FCFS, http://www.acronymgeek.com/FCFS (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FCFS, http://www.acronymgeek.com/FCFS (optional description here) (as of Feb. 10, 2012, 12:22). |
| AMA | FCFS. Acronym Geek. February 10, 2012, 12:22. Available at: http://www.acronymgeek.com/FCFS. Accessed February 10, 2012, 12:22. |