| APA | Down Syndrome Foundation's (DSF's). (2012, February 14). In Acronym Geek. Retrieved 01:43, February 14, 2012, from http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s |
| MLA | "Down Syndrome Foundation's (DSF's)." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s>. |
| MHRA | 'Down Syndrome Foundation's (DSF's)', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s> [accessed 14 February 2012] |
| Chicago | "Down Syndrome Foundation's (DSF's)", http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s (accessed February 14, 2012). |
| CBE/CSE | Down Syndrome Foundation's (DSF's) [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s. |
| Bluebook | Down Syndrome Foundation's (DSF's), http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, Down Syndrome Foundation's (DSF's), http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s (optional description here) (as of Feb. 14, 2012, 01:43). |
| AMA | Down Syndrome Foundation's (DSF's). Acronym Geek. February 14, 2012, 01:43. Available at: http://www.acronymgeek.com/DSF%27s/Down_Syndrome_Foundation%27s. Accessed February 14, 2012, 01:43. |